13x+9=18x-8

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Solution for 13x+9=18x-8 equation:


Simplifying
13x + 9 = 18x + -8

Reorder the terms:
9 + 13x = 18x + -8

Reorder the terms:
9 + 13x = -8 + 18x

Solving
9 + 13x = -8 + 18x

Solving for variable 'x'.

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

Add '-18x' to each side of the equation.
9 + 13x + -18x = -8 + 18x + -18x

Combine like terms: 13x + -18x = -5x
9 + -5x = -8 + 18x + -18x

Combine like terms: 18x + -18x = 0
9 + -5x = -8 + 0
9 + -5x = -8

Add '-9' to each side of the equation.
9 + -9 + -5x = -8 + -9

Combine like terms: 9 + -9 = 0
0 + -5x = -8 + -9
-5x = -8 + -9

Combine like terms: -8 + -9 = -17
-5x = -17

Divide each side by '-5'.
x = 3.4

Simplifying
x = 3.4

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