Question

–2x – 4 + 5x = 8

Generate a plan to solve for the variable. Describe the steps that will be used.

Answer 1

Isolate the variable, once isolated it will tell you what it is equaled. Combine liked terms first.

Explanation:

attachment shows it done step by step with explanation of what is happening.

Answer 2

4

Explanation:

-2x- 4 + 5x = 8

Collect like terms

-2x + 5x = 8 +4( when a variable crosses over equality sign it becomes either negative or positive depending on the sign)

3x = 12

Divide via by coefficient of x

X = 12/3

= 4