-8x-3=9x+4x+18

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Solution for -8x-3=9x+4x+18 equation:


Simplifying
-8x + -3 = 9x + 4x + 18

Reorder the terms:
-3 + -8x = 9x + 4x + 18

Reorder the terms:
-3 + -8x = 18 + 9x + 4x

Combine like terms: 9x + 4x = 13x
-3 + -8x = 18 + 13x

Solving
-3 + -8x = 18 + 13x

Solving for variable 'x'.

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

Add '-13x' to each side of the equation.
-3 + -8x + -13x = 18 + 13x + -13x

Combine like terms: -8x + -13x = -21x
-3 + -21x = 18 + 13x + -13x

Combine like terms: 13x + -13x = 0
-3 + -21x = 18 + 0
-3 + -21x = 18

Add '3' to each side of the equation.
-3 + 3 + -21x = 18 + 3

Combine like terms: -3 + 3 = 0
0 + -21x = 18 + 3
-21x = 18 + 3

Combine like terms: 18 + 3 = 21
-21x = 21

Divide each side by '-21'.
x = -1

Simplifying
x = -1

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