-54=2x+7x+9

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Solution for -54=2x+7x+9 equation:


Simplifying
-54 = 2x + 7x + 9

Reorder the terms:
-54 = 9 + 2x + 7x

Combine like terms: 2x + 7x = 9x
-54 = 9 + 9x

Solving
-54 = 9 + 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.
-54 + -9x = 9 + 9x + -9x

Combine like terms: 9x + -9x = 0
-54 + -9x = 9 + 0
-54 + -9x = 9

Add '54' to each side of the equation.
-54 + 54 + -9x = 9 + 54

Combine like terms: -54 + 54 = 0
0 + -9x = 9 + 54
-9x = 9 + 54

Combine like terms: 9 + 54 = 63
-9x = 63

Divide each side by '-9'.
x = -7

Simplifying
x = -7

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