Answer: First option.
Step-by-step explanation:
Marta needs to subtract
from both sides of the equation:



Now she needs to divide both sides of the equation by
, then:

Rewriting:

Simplifying, she should get:

This matches with the first option.
Answer:
-3
Step-by-step explanation:
f (1) = 5(1) - 8
5 - 8 =
-3
Answer:
17
Step-by-step explanation:
(1-5q)+2(2.5q+8)
= 1-5q+5q+16
= 1+16
= 17
Well 10x2 is 20 so 10 is your answer hope this helps
When you multiplied both sides by a NEGATIVE number, what WAS negative became positive, and what WAS positive became negative! Everything that was larger became small, and what was smaller became large. Everything REVERSED