A function follows the rule y = -75 - 5x. When the function's output is 25, the equation is 25 = -75 - 5x. What is the function input when the output is 25? 20 -20 10 -10

Question

asked Oct 5, 2020 67.9k views

2 Answers

Apaatsio · Answer 1 · 2020-10-08T15:54:59+0000

Answer:

-20

Explanation:

add 75 to both sides.

25+75=-5x

2 Simplify 25+75 to 100.

100=-5x 100=−5x

3 Divide both sides by -5.

5/100

=x

4 Simplify

5/100

to 20.

−20=x

5 Switch sides.

x=−20