12-15x=20x-30

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Solution for 12-15x=20x-30 equation:


Simplifying
12 + -15x = 20x + -30

Reorder the terms:
12 + -15x = -30 + 20x

Solving
12 + -15x = -30 + 20x

Solving for variable 'x'.

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

Add '-20x' to each side of the equation.
12 + -15x + -20x = -30 + 20x + -20x

Combine like terms: -15x + -20x = -35x
12 + -35x = -30 + 20x + -20x

Combine like terms: 20x + -20x = 0
12 + -35x = -30 + 0
12 + -35x = -30

Add '-12' to each side of the equation.
12 + -12 + -35x = -30 + -12

Combine like terms: 12 + -12 = 0
0 + -35x = -30 + -12
-35x = -30 + -12

Combine like terms: -30 + -12 = -42
-35x = -42

Divide each side by '-35'.
x = 1.2

Simplifying
x = 1.2

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