9x-13=2x+8

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


Simplifying
9x + -13 = 2x + 8

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

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

Solving
-13 + 9x = 8 + 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.
-13 + 9x + -2x = 8 + 2x + -2x

Combine like terms: 9x + -2x = 7x
-13 + 7x = 8 + 2x + -2x

Combine like terms: 2x + -2x = 0
-13 + 7x = 8 + 0
-13 + 7x = 8

Add '13' to each side of the equation.
-13 + 13 + 7x = 8 + 13

Combine like terms: -13 + 13 = 0
0 + 7x = 8 + 13
7x = 8 + 13

Combine like terms: 8 + 13 = 21
7x = 21

Divide each side by '7'.
x = 3

Simplifying
x = 3

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