-9=5x+3x+9

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Solution for -9=5x+3x+9 equation:


Simplifying
-9 = 5x + 3x + 9

Reorder the terms:
-9 = 9 + 5x + 3x

Combine like terms: 5x + 3x = 8x
-9 = 9 + 8x

Solving
-9 = 9 + 8x

Solving for variable 'x'.

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

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

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

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

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

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

Divide each side by '-8'.
x = -2.25

Simplifying
x = -2.25

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