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padilas [110]
3 years ago
6

If f(x) = 2x - 7, what is the equation for f(x) URGENT PLEASE ANSWER! *see attachment*

Mathematics
1 answer:
Serhud [2]3 years ago
8 0

Answer:

a

Step-by-step explanation:

inverse ----> y = x

x = 2y - 7

2y = x + 7

y = (x+7)/2

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8 PTS.
Harman [31]

Answer:

The dependent variable:  the total cost

The independent variable: the amount of books


If the equation is  y = 8x + 200

y would be the dependent variable and x would be the independent variable


I hope this helps.

7 0
2 years ago
Help im super confused on this question
Verizon [17]

Answer:

⦿ (7, 2)

Step-by-step explanation:

Try each solution in both inequalities and see which solution makes both inequalities true.

4x + 2y > 8

x - y ≥ 2

A. (2, 4)

4(2) + 2(4) > 8

16 > 8 True

2 - 4 ≥ 2

-2 ≥ 2 False

B. (4, 0)

4(-4) + 2(0) > 8

-16 > 8 False

C. (7, 2)

4(7) + 2(2) > 8

32 > 8 True

7 - 2 ≥ 2

5 ≥ 2 True

D. (1, -3)

4(1) + 2(-3) > 8

-2 > 8 False

Answer: C.

8 0
2 years ago
What is (5x + 3z) +9z simplified
Alex17521 [72]
5x+12z Because you take, 3z+9z and that is equivalent to 12z. and then you put the 5x back into the equation so it is 5x+12z
6 0
3 years ago
Read 2 more answers
TYPES OF TRIANGLES RIGHT ANGLED TRIANGLE ETC
user100 [1]

Answer:

Step-by-step explanation:

b) Parallelogram

c) Square

d) Parallelogram***

***Not too sure about this one.

7 0
2 years ago
Solve the inequality for x. Show each step of the solution.<br> 12X&gt;9(2X-3)-15
agasfer [191]
12x > 18x - 27 - 15
12x > 18x - 42
12x - 18x > -42
-6x > -42
x < -42/-6
two negatives make a positive so now its x < 42/6
Lastly divide 42/6 so it can equal 7

Answer: X < 7.
6 0
3 years ago
Read 2 more answers
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