5x+2x-8=40

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Solution for 5x+2x-8=40 equation:


Simplifying
5x + 2x + -8 = 40

Reorder the terms:
-8 + 5x + 2x = 40

Combine like terms: 5x + 2x = 7x
-8 + 7x = 40

Solving
-8 + 7x = 40

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '8' to each side of the equation.
-8 + 8 + 7x = 40 + 8

Combine like terms: -8 + 8 = 0
0 + 7x = 40 + 8
7x = 40 + 8

Combine like terms: 40 + 8 = 48
7x = 48

Divide each side by '7'.
x = 6.857142857

Simplifying
x = 6.857142857

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