Answer:
The answer is 3Step-by-step explanation:
[tex]f(x)=-4x+7[/tex]
To find f(1) , substitute the value of x that's 1 into f(x), that is for every x in f (x) replace it with 1
We have
[tex]f(1) = - 4(1) + 7 \\ = - 4 + 7 \\ = 3 \: \: \: \: \: \: \: \: \: \: \: [/tex]
We have the final answer as
[tex]f(1) = 3 [/tex]
Hope this helps you
Please help!
Dean's car can travel 21 miles on a gallon of gas. If his gas tank holds 15 gallons, how far can he travel on a full tank of gas? Explain how you got your answer.
Answer: 315 miles
Step-by-step explanation:
21 times 15
its 315
On Black Friday, new TV's are marked 40% off. A 50" TV was original price at $299. How much money are you going to save?
Answer:
a lot
Step-by-step explanation: brain usage
Answer:
$119.6
Step-by-step explanation:
1. Subtract 40% on your calculator from $299
2. From there you should get $119.6
3. Total of the tv would now be $179.4
What is the greatest common factor of 24 and 6?
Answer:
6
Step-by-step explanation:
The factors of 6 are: 1, 2, 3, 6
The factors of 24 are: 1, 2, 3, 4, 6, 8, 12, 24
Then the greatest common factor is 6.
Answer:
6
Step-by-step explanation:
A factor is a number that can be multiplied by another to get the given product. 6 is the largest number that is a factor of both 24 and 6.
6*4=24 and 1*6=6.
solve the equation
b3=1000
Answer:
i think this is what u want
Step-by-step explanation:
plezz........ mark brainliest
In a video game, you earn 7 points for each apple you find. You earn 10 points for each orange you find. find the equation that represents the number of apples (x) and oranges (y) you must find to earn 400 points.
Answer:
[tex]7x + 10y = 400[/tex]
if 1 cm represents 35 miles what is 1.25 cm in miles?
Answer:
43.75 miles
Step-by-step explanation:
You divide the 35 by 4 and then just add it to the original distance of 35 miles. 35/4=8.75
8.75+35=43.75
What is the x-intercept of the function graphed below?
Answer:
2 or C
Explanation:
X intercept is where the line passes through the x-axis at, in this case it is (2,0)
how is estimation useful
Answer:
Your taking a close guess to what the answer or what something could be. This is why estimating is useful.
Step-by-step explanation:
there are 325 7th graders in 12 classes determine the unit rate
Answer:
The answer is 27.08
Step-by-step explanation:
I divided 325 by 12 and after divided it my answer was 27.08. Hope this helped
9. Absolute Value
Solve each equation.
8) 4x - 2) = 80
B) (-3)
A)
8
c) (-3,2
D) No solution.
Please help
Which row of the table reveals the y-intercept of function f?
Answer:
second row x=0 f(x)=2
Step-by-step explanation:
when x= 0 the f(x) = y-intercept
Second row of the table reveals the y-intercept of function f.
What are intercepts?The x-intercept is the point where a line crosses the x-axis, and the y-intercept is the point where a line crosses the y-axis.
According to the question
Y intercept of the function f :
y-intercept is the point where a line crosses the y-axis.
i.e x = 0
Only Second row satisfy this condition .
Hence, Second row of the table reveals the y-intercept of function f.
To know more about intercept here:
https://brainly.com/question/3334417
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what are all the ratios that are equivalent to 8:6
Answer:
4:3, 16:12, 24:18, and many more
Lisa has t toy cars. Gordon has 19 times as many toy cars as Lisa. Choose the expression that shows how many toy cars Gordon has.
Answer:
19 times t = how many toy cars Gordon has.
OR
19t= how many toy cars Gordon has
A car is traveling at a constant speed. It travels 31/2 miles in 51/4 minutes. How many minutes will it take the car to travel 70 miles?
I need to knoww tooooooo
Answer:105
Step-by-step explanation:
At the Dessert Island Pastry Cafe, there are 2 cakes for every 7 donuts and 11 brownies for every 3 cakes. What is the ratio of brownies to donuts? Write your answer as a simplified fraction.
Answer:
22/21............
............
The ratio of brownies to donuts 22:21.
Given that, there are 2 cakes for every 7 donuts and 11 brownies for every 3 cakes.
What is the ratio?The ratio is defined as the comparison of two quantities of the same units that indicates how much of one quantity is present in the other quantity.
Now, ratio to cakes and donuts = 2:7
Ratio to brownies to cakes = 11:3
Multiply 3 to the ratio 2:7. That is 6:21.
Multiply 2 to the ratio 11:3. That is 22:6.
So, the ratio of brownies to donuts 22:21
Therefore, the ratio of brownies to donuts 22:21.
To learn more about the ratio visit:
https://brainly.com/question/13419413.
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2x + 8 > -4
Find the solution set of and describe how you would graph it on a number line.
Answer:
y=x+4
y=6x-1
y=x+3
No picture of graph sorry cant describe how I would set these on a number line
Answer:
y=x+4
y=6x-1
y=x+3
Step-by-step explanation:
Factor 4a2 - 25. (2a + 5)(2a + 5) (2a - 5)(2a - 5) (2a - 5)(2a + 5)
Answer:
(2a+5)(2a-5)
Step-by-step explanation:
How do you know the square root of 17 exponent 2 is equal to 17
Answer:
√17 = q × q = q2
Step-by-step
The square root of 17 in mathematical form is written with the radical sign like this √17. We call this the square root of 17 in radical form. The square root of 17 is a quantity (q) that when multiplied by itself will equal 17.
If f(x) = {(-2, -3), (3, -4), (0, -1), (-7,3)}, which set of ordered pairs
represents the inverse of f(x)?
A. {(-3,-2), (-4,3), (-1,0), (3, -7)}
O B. {(-2, -3), (3, -4), (0, -1), (-7,3)}
O C. {(2,3), (-3, 4), (0, 1), (7, -3)}
D. {(3, 2), (4, -3), (1, 0), (-3, 7)}
Answer:
Answer is A
Step-by-step explanation:
How many serving of cookies does this recipe make? How many serving are in 1 dozen cookies? How many servings are in 4 dozen cookies?
Answer:
one dozen: 12 servings
four dozens: 12x4 so 48 servings
Step-by-step explanation:
Assuming one cookie is one serving a dozen would be 12 so 12 servings per dozen.
Answer:
48 cookies
Step-by-step explanation: so a dozen cookies would be 12 cookies and 4*a dozen which would be 12 is 48 so 48 cookies= 4 dozens
Which kind of expression is 400(0.5)t?
Answer: It is an Exponential Decay
Step-by-step explanation: Look at the 0.5 it is below the value of 1 anything below the value of 1 is most likely an exponential decay
Answer:
It is an Exponential Decay
Step-by-step explanation:
Do your best!
Question 3
Elias has a collection of 1,200 baseball trading cards of these cards, 35% are from the American League, 45% are from the National League, and the rest are international
players. How many trading cards are of the international players?
Answer: 150 trading cards are international players.
Step-by-step explanation:
x ÷ 8 = 8
a: 16
b: 56
c: 62
d: 64
Answer:
D. 64
Step-by-step explanation:
64 ÷ 8= 8
x=64.
also 8 x 8 equals 64.
Difference between (-7x+7) - (-8x-9)
Answer:
x + 16
Step-by-step explanation:
= (-7x +7) - (-8x-9)
= -7x+7+8x+9
*[positive because negative (outside the bracket) multiplied by negative (inside the bracket) will be positive.]
= -7x+8x+7+9 (rearranging like terms together)
= x + 16
by completing the square
1. x2 + 5x + 6= 0
cing
Answer:
x=-3 and x=-2
Step-by-step explanation:
I wrote the math down
Write an expression:
The original price p of an item less a discount of 20%
NEED HELP ASAP!! WILL MARK BRAINLIEST IF YOU ANSWER RIGHT!!
Answer: A = 2, -3 B= 4, -8 C=8, -6
Step-by-step explanation:
The rule for a reflection over the x -axis is (x,y)→(x,−y) .
Answer:
A'(2,-3) B'(4,-8) C'(8,-6)
Drag each label to the correct location on the graph.Not all labels will be used.
I’ll cashapp whoever knows the right answer 30 dollars .
Step-by-step explanation:
I'd 5603642259 password is 123456 join meeting on zoom
What is (18x-44 )+(8x-10) =180?
if 1 pound = 16 ounces, what is the weight of the bananas ( 2.5 lbs ) in ounces.
Answer:
Hi there
Your answer is
40 ounces
Step-by-step explanation:
1lb = 16oz
2.5lbs = xoz
1lb = 16oz
*2.5
2.5lbs = 40oz
