20x+15=5x-30

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Solution for 20x+15=5x-30 equation:


Simplifying
20x + 15 = 5x + -30

Reorder the terms:
15 + 20x = 5x + -30

Reorder the terms:
15 + 20x = -30 + 5x

Solving
15 + 20x = -30 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
15 + 20x + -5x = -30 + 5x + -5x

Combine like terms: 20x + -5x = 15x
15 + 15x = -30 + 5x + -5x

Combine like terms: 5x + -5x = 0
15 + 15x = -30 + 0
15 + 15x = -30

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

Combine like terms: 15 + -15 = 0
0 + 15x = -30 + -15
15x = -30 + -15

Combine like terms: -30 + -15 = -45
15x = -45

Divide each side by '15'.
x = -3

Simplifying
x = -3

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