Answer:
Step-by-step explanation:
Given equation:

To solve for the unknown variable
.
Solution:
In order to solve for
, we will isolate
alone on one side by carrying out math operations to both sides.
We have:

Subtracting both sides by 88.1


Dividing both sides by -2.3

∴
(Answer)
4 is correct
reason is because the number next to x is the constant number and the end number is where you started
(4x - 4) - 3 simplified = 4x -7