15x-30=3x-20

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Solution for 15x-30=3x-20 equation:


Simplifying
15x + -30 = 3x + -20

Reorder the terms:
-30 + 15x = 3x + -20

Reorder the terms:
-30 + 15x = -20 + 3x

Solving
-30 + 15x = -20 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
-30 + 15x + -3x = -20 + 3x + -3x

Combine like terms: 15x + -3x = 12x
-30 + 12x = -20 + 3x + -3x

Combine like terms: 3x + -3x = 0
-30 + 12x = -20 + 0
-30 + 12x = -20

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

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

Combine like terms: -20 + 30 = 10
12x = 10

Divide each side by '12'.
x = 0.8333333333

Simplifying
x = 0.8333333333

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