10x+2x-13=9x+8

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Solution for 10x+2x-13=9x+8 equation:


Simplifying
10x + 2x + -13 = 9x + 8

Reorder the terms:
-13 + 10x + 2x = 9x + 8

Combine like terms: 10x + 2x = 12x
-13 + 12x = 9x + 8

Reorder the terms:
-13 + 12x = 8 + 9x

Solving
-13 + 12x = 8 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-13 + 12x + -9x = 8 + 9x + -9x

Combine like terms: 12x + -9x = 3x
-13 + 3x = 8 + 9x + -9x

Combine like terms: 9x + -9x = 0
-13 + 3x = 8 + 0
-13 + 3x = 8

Add '13' to each side of the equation.
-13 + 13 + 3x = 8 + 13

Combine like terms: -13 + 13 = 0
0 + 3x = 8 + 13
3x = 8 + 13

Combine like terms: 8 + 13 = 21
3x = 21

Divide each side by '3'.
x = 7

Simplifying
x = 7

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