13x-8x+20=15

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Solution for 13x-8x+20=15 equation:


Simplifying
13x + -8x + 20 = 15

Reorder the terms:
20 + 13x + -8x = 15

Combine like terms: 13x + -8x = 5x
20 + 5x = 15

Solving
20 + 5x = 15

Solving for variable 'x'.

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

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

Combine like terms: 20 + -20 = 0
0 + 5x = 15 + -20
5x = 15 + -20

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

Divide each side by '5'.
x = -1

Simplifying
x = -1

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