7x+15+2x+70=90

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Solution for 7x+15+2x+70=90 equation:


Simplifying
7x + 15 + 2x + 70 = 90

Reorder the terms:
15 + 70 + 7x + 2x = 90

Combine like terms: 15 + 70 = 85
85 + 7x + 2x = 90

Combine like terms: 7x + 2x = 9x
85 + 9x = 90

Solving
85 + 9x = 90

Solving for variable 'x'.

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

Add '-85' to each side of the equation.
85 + -85 + 9x = 90 + -85

Combine like terms: 85 + -85 = 0
0 + 9x = 90 + -85
9x = 90 + -85

Combine like terms: 90 + -85 = 5
9x = 5

Divide each side by '9'.
x = 0.5555555556

Simplifying
x = 0.5555555556

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