Answer:
hope i helped.
What is the answer of 6xy + (-9xy)
Answer:
-3xy
Step-by-step explanation:
Answer:
6xy + ( -9xy) = 6xy - 9xy = -3xy
Justine paid 35.70 for a lego set that was on sale. The original price of the set was $42.00 what is the percentage discount for the cost of the lego set?
Answer: The lego set is 15% off
can you help me find the answer to -1/3+-7/4
Answer:
2.08333333333
Step-by-step explanation:
fromm google
can I have brainliest
Answer:
-25/12
Step-by-step explanation:
It is basically adding 1/3 to 7/4 then placing a negative in front.
Someone plz help me and plz show working out
Answer:
20y
Step-by-step explanation:
Area of rectangle = area of square
=> length * breadth = side²
=> 50y * 8y = side²
=> 400y² = side²
=> (20y)² = side²
=> 20y = side length of square
Find the midpoint, M, of AB.
M
B
.
Too
[?]
22
Answer:
11 ?
Step-by-step explanation:
your question is a little bit strange and it's hard to understand, but the midpoint you need to find like this: AB/2 22/2=11
12 divided by 3 +6 times 2 simplified
Answer: I believe the answer is 16 hope this helps
Step-by-step explanation:
Step-by-step explanation:
3 + 6 = 9
9 x 2 = 18
12/18 = 0.66 repeating
0.66 repeating >> simplified >> 2/3
**Please mark brainliest :))
Plz answer fast I am timed
Hello.
Ken had 6.57 yards of tape, and then used 0.5 yards of the tape. Subtract 0.5 from 6.57.
6.57 - 0.5 = 6.07
He has 6.07 of the tape left.
Solve the equation x2 + + 7x= 30
O A. x= 15 and x= -2
0 B x=-6 and x = 5
0 C x= -10 and x= 3
O D. x= 10 and x= -3
Answer:
x^2+7x=30
x^2+7x-30=0
Here a=1,b=7 and c=-30
Now,
Discriminant(D)=b^2-4ac
=7^2-4×1×(-30)
=49+120=169
By applying Quadratic formula
x=-b+- root over b^2-4ac÷2a
=-7+- root over D ÷ 2×1
=-7 +- root over 169 ÷2
=-7 +- 13 ÷2
Now,
Either x=-7+13÷2=6÷2=3
Or x=-7 -13 ÷2=-20÷2=-10
Hence, ans is (C) x=-10 and x=3
Find the constant. quickly please!
Answer:
Assuming you are asking for the slope which is 3 or in the equation format y=3x
Step-by-step explanation:
you must find the distance in the y- values and the x values, how each value increases or decreases. You may have heard of the phrase rise/run. To get to the pint (2,6) from (1,3), you must rise 3 units and move 1 unit. If you were to follow the rise/run method, you will need to divide the two numbers. In this case you will be dividing 3/1 which equals you. Then you must plug that number into the formula (y=mx+b).
PLEASE HELP ASAP!!! 28 POINTS!
Consider the statement "Two lines in a coordinate plane are parallel if and only if the slopes of the lines are m and m, where m is any real number." Is this statement true or false? Explain your reasoning.
Statement is true.
The slopes of parallel lines are equal. Note that two lines are parallel if their slopes are equal and they have different y-intercepts.
Their:
1. corresponding angles are equal.
2. Alternative interior angles are equal.
3. Consecutive interior angles are supplementary.
4. Consecutive exterior angles are supplementary.
Solve 3x – X + 2 = 12. (1 point)
100
What is the percentage of males given that they prefer butter pecan?
Answer:
67 percent wouldnt it?
Multiply (12-5i)(-3+4i)
Answer:
−16 + 63i
Step-by-step explanation:
Multiply using the FOIL method, then combine the real and imaginary parts of the expression.
Hope this helps! :D
If Alyssa makes $10 a week and has $70 right now how long will it take her to have $1750?
Answer:
168 weeks
Step-by-step explanation:
Come up with an equation, I came up with 10x + 70 = 1750
Because she already has 70$ and x = the amount of weeks.
Now all you have to do is solve.
10x + 70 = 1750
- 70 -70
------------------------
10x = 1680
10/10 1680/10 = 168
x = 168
f(x)= -x + 6x² - 10x +4
What is the square root of 500.
Answer: 22.360679775
Step-by-step explanation: thats the answer
Answer:
The square root of 500 is 22.360679774998 or √ 500 = 22.360679774998
Step-by-step explanation:
Florence is playing the Myth Monsters video game, where players gain and lose points in battle. At the beginning of the second level she had 38 points, but she soon got-12 points for losing a battle. What is Florence's score now?
Answer:
The answer to this is 26
Step-by-step explanation:
38+(-12)=26
Answer:
26
Step-by-step explanation:
Hamish and Harry work as plumbers. Harry earns a dollar more than the amount Hamish earns per hour. The amount Harry earns per hour is less than the amount Hamish earns per hour. How much does each of them earn per hour? A. Hamish earns $18 per hour, and Harry earns $23 per hour. B. Hamish earns $19 per hour, and Harry earns $24 per hour. C. Hamish earns $21 per hour, and Harry earns $25 per hour. D. Hamish earns $20 per hour, and Harry earns $26 per hour.
Answer:
D. Hamish earns $20 per hour, and Harry earns $26 per hour.
Step-by-step explanation:
Hamish and Harry work as plumbers. Harry earns a dollar more than 5/4 the amount Hamish earns per hour. The amount Harry earns per hour is $2 less than 7/5 the amount Hamish earns per hour. How much does each of them earn per hour?
Hamish earnings per hour = x
Harry earnings = 1 + 5/4x
The amount Harry earns per hour is $2 less than 7/5 the amount Hamish earns per hour
Harry also earns = 7/5x - 2
Equate both Harry's earnings
1 + 5/4x = 7/5x - 2
Collect like terms
1 + 2 = 7/5x - 5/4x
3 = 28x-25x/20
3 = 3/20x
Divide both sides by 3/20
x = 3 ÷ 3/20
= 3 × 20/3
x = 20
Hamish earnings per hour = x
= $20
Substitute Harry's earnings into 7/5x - 2
= 7/5 × 20 - 2
= 28 - 2
= 26
Harry's earnings = $26
D. Hamish earns $20 per hour, and Harry earns $26 per hour.
Which of these sets of angle measures could be the three angles in a triangle?
O 60' 70'. 80°
O 70.80.90
O 50°, 60° 70°
O 40, 50, 60°
Find the measure of angle b
Answer: Around 90 degrees. Atleast 87 or so.
Step-by-step explanation:
Acute angles are 90 degrees, so I estimated it would be a little less then that, for the other angle measures 128 as it says on your picture.
Stay safe! I’m sorry if it didn’t help you much.
If f() = 3 -3 and g(x) = 3x2 + x - 6, find (f+ g)(x).
O A. 3x?- 1x-3
B. 3x2 + x - 3
C. 4x2 - 9
D. 3x2 + x - 9
The table below represents a function.
x y
0 1
2 5
5 26
7 50
Which equation makes the table true?
f( x) = 2 x + 1
f( x) = x 2 + 1
f( x) = x 2 - 1
f( x) = 2 x - 1
Answer:
f( x) = x ^2 + 1
The equation f( x) = x² + 1 makes the table true.
What is equation?Two or more expressions with an equal sign is called as equation.
The given table is
x y
0 1
2 5
5 26
7 50
The table value satisfy with the function f( x) = x² + 1=y
if x=0, then y=f(0)=0² + 1=1
if x=2, then y=f(2)=2² + 1=4+1=5
if x=5, then y=f(5)=5² + 1=25+1=26
if x=7, then y=f(7)=7² + 1=49+1=50
Therefore f(x)=x² + 1 is the equation of table.
To learn more on equations click:
https://brainly.com/question/10413253
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Algebra 1. 5(x + 6) – 2x = 3(x + 10)
Answer:
your answer is 3x+30=3x+30 so they are the same
Step-by-step explanation:
Please help I’ll give brainiest!!
Answer:
The 3rd One
Step-by-step explanation:
All real numbers greater than or equal to -6 and less than 8
Hope this helps ;)
what is the solution to the equation 4(x+1) = 8? solve using distributive property
Answer:
4(1+1)=8
Step-by-step explanation:
x=1
A local jewelry store sells class rings. The store engraves a name and date on the ring and sells it using a markup rate of 340%. Write an equation that can be used to find the amount of markup y on the cost of a ring x.
The proportional equation that can be used to find the amount of markup y on the cost of a ring x is given by:
[tex]y = 3.4x[/tex]
What is a proportional relationship?A proportional relationship is a function in which the output variable is given by the input variable multiplied by a constant of proportionality, that is:[tex]y = kx[/tex]
In which k is the constant of proportionality.In this problem, the markup rate is of 340%, hence [tex]k = \frac{340}{100} = 3.4[/tex].
Then, the equation is:
[tex]y = 3.4x[/tex]
You can learn more about proportional equations at https://brainly.com/question/25067191
___ student(s) for every 8 computers.
45 students for every __ computer(s).
Answer:
_18__ student(s) for every 8 computers.
45 students for every _20_ computer(s).
Step-by-step explanation:
18 students for every 8 computers 45 students for every 20 computersAl and Angela both took out loans from the bank for $2,000 to help with their bills. Al's loan was calculated with a simple interest rate of 14% and Angela's loan had an interest rate of 13% that compounded annually. They each paid off their loans in 5 years. Who repaid the bank more money and how much more did they repay?
Answer:
Angela $3680Step-by-step explanation:
For Al's loan (simple interest )
p=$2000
rate=14%= 14/100= 0.14
time t= 5years
A=p(1+rt)]
A=2000(1+0.14*5)
A=2000(1+0.7)
A=2000(1.7)
A=$3400
For Angela loan (compounded interest )
p=$2000
rate=13%= 14/100= 0.13
time t= 5years
A=p(1+r)^t
A=2000(1+0.13)^5)
A=2000(1+0.13)^5
A=2000(1.13)^5
A= 2000*1.84
A=$3680
Angela repaid more
whats 9+10
word to my mutha
Answer:
21 is the correct answer
The value of y varies directly with x. When y= 2 4/7, x= 37 .
What is the value of y when x is 27 ?
1 5/7
2 3/7
3 1/7
3 4/7
Answer:
Option (a).
Step-by-step explanation:
The value of y varies directly with x. It would mean that,
y=kx, where k is constant
When
[tex]y=2\dfrac{4}{7},x=\dfrac{3}{7}\\\\y=\dfrac{18}{7}, x = \dfrac{3}{7}[/tex]
then,
[tex]\dfrac{18}{7}=k\times \dfrac{3}{7}\\\\k=6[/tex]
When x = 27,
[tex]y=6\times \dfrac{2}{7}\\\\y=\dfrac{12}{7}\\\\\text{or}\\\\y=1\dfrac{5}{7}[/tex]
So, the value of y is [tex]1\dfrac{5}{7}[/tex] when x is 27.