x-9x-9=7+4x

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Solution for x-9x-9=7+4x equation:


Simplifying
x + -9x + -9 = 7 + 4x

Reorder the terms:
-9 + x + -9x = 7 + 4x

Combine like terms: x + -9x = -8x
-9 + -8x = 7 + 4x

Solving
-9 + -8x = 7 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-9 + -8x + -4x = 7 + 4x + -4x

Combine like terms: -8x + -4x = -12x
-9 + -12x = 7 + 4x + -4x

Combine like terms: 4x + -4x = 0
-9 + -12x = 7 + 0
-9 + -12x = 7

Add '9' to each side of the equation.
-9 + 9 + -12x = 7 + 9

Combine like terms: -9 + 9 = 0
0 + -12x = 7 + 9
-12x = 7 + 9

Combine like terms: 7 + 9 = 16
-12x = 16

Divide each side by '-12'.
x = -1.333333333

Simplifying
x = -1.333333333

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