40=7x-8+2x

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Solution for 40=7x-8+2x equation:


Simplifying
40 = 7x + -8 + 2x

Reorder the terms:
40 = -8 + 7x + 2x

Combine like terms: 7x + 2x = 9x
40 = -8 + 9x

Solving
40 = -8 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
40 + -9x = -8 + 9x + -9x

Combine like terms: 9x + -9x = 0
40 + -9x = -8 + 0
40 + -9x = -8

Add '-40' to each side of the equation.
40 + -40 + -9x = -8 + -40

Combine like terms: 40 + -40 = 0
0 + -9x = -8 + -40
-9x = -8 + -40

Combine like terms: -8 + -40 = -48
-9x = -48

Divide each side by '-9'.
x = 5.333333333

Simplifying
x = 5.333333333

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