15x+20=2x-18

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Solution for 15x+20=2x-18 equation:


Simplifying
15x + 20 = 2x + -18

Reorder the terms:
20 + 15x = 2x + -18

Reorder the terms:
20 + 15x = -18 + 2x

Solving
20 + 15x = -18 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
20 + 15x + -2x = -18 + 2x + -2x

Combine like terms: 15x + -2x = 13x
20 + 13x = -18 + 2x + -2x

Combine like terms: 2x + -2x = 0
20 + 13x = -18 + 0
20 + 13x = -18

Add '-20' to each side of the equation.
20 + -20 + 13x = -18 + -20

Combine like terms: 20 + -20 = 0
0 + 13x = -18 + -20
13x = -18 + -20

Combine like terms: -18 + -20 = -38
13x = -38

Divide each side by '13'.
x = -2.923076923

Simplifying
x = -2.923076923

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