-9-x-4x=51

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Solution for -9-x-4x=51 equation: 


Simplifying
-9 + -1x + -4x = 51

Combine like terms: -1x + -4x = -5x
-9 + -5x = 51

Solving
-9 + -5x = 51

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 9 + -5x = 51 + 9

Combine like terms: -9 + 9 = 0
0 + -5x = 51 + 9
-5x = 51 + 9

Combine like terms: 51 + 9 = 60
-5x = 60

Divide each side by '-5'.
x = -12

Simplifying
x = -12

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