10x+12=7x-30

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Solution for 10x+12=7x-30 equation:


Simplifying
10x + 12 = 7x + -30

Reorder the terms:
12 + 10x = 7x + -30

Reorder the terms:
12 + 10x = -30 + 7x

Solving
12 + 10x = -30 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
12 + 10x + -7x = -30 + 7x + -7x

Combine like terms: 10x + -7x = 3x
12 + 3x = -30 + 7x + -7x

Combine like terms: 7x + -7x = 0
12 + 3x = -30 + 0
12 + 3x = -30

Add '-12' to each side of the equation.
12 + -12 + 3x = -30 + -12

Combine like terms: 12 + -12 = 0
0 + 3x = -30 + -12
3x = -30 + -12

Combine like terms: -30 + -12 = -42
3x = -42

Divide each side by '3'.
x = -14

Simplifying
x = -14

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