15x+30=70x-630

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Solution for 15x+30=70x-630 equation:


Simplifying
15x + 30 = 70x + -630

Reorder the terms:
30 + 15x = 70x + -630

Reorder the terms:
30 + 15x = -630 + 70x

Solving
30 + 15x = -630 + 70x

Solving for variable 'x'.

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

Add '-70x' to each side of the equation.
30 + 15x + -70x = -630 + 70x + -70x

Combine like terms: 15x + -70x = -55x
30 + -55x = -630 + 70x + -70x

Combine like terms: 70x + -70x = 0
30 + -55x = -630 + 0
30 + -55x = -630

Add '-30' to each side of the equation.
30 + -30 + -55x = -630 + -30

Combine like terms: 30 + -30 = 0
0 + -55x = -630 + -30
-55x = -630 + -30

Combine like terms: -630 + -30 = -660
-55x = -660

Divide each side by '-55'.
x = 12

Simplifying
x = 12

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