2x+5x-30+70=180

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Solution for 2x+5x-30+70=180 equation:


Simplifying
2x + 5x + -30 + 70 = 180

Reorder the terms:
-30 + 70 + 2x + 5x = 180

Combine like terms: -30 + 70 = 40
40 + 2x + 5x = 180

Combine like terms: 2x + 5x = 7x
40 + 7x = 180

Solving
40 + 7x = 180

Solving for variable 'x'.

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

Add '-40' to each side of the equation.
40 + -40 + 7x = 180 + -40

Combine like terms: 40 + -40 = 0
0 + 7x = 180 + -40
7x = 180 + -40

Combine like terms: 180 + -40 = 140
7x = 140

Divide each side by '7'.
x = 20

Simplifying
x = 20

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