-9(x+15)=4+12x

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Solution for -9(x+15)=4+12x equation:


Simplifying
-9(x + 15) = 4 + 12x

Reorder the terms:
-9(15 + x) = 4 + 12x
(15 * -9 + x * -9) = 4 + 12x
(-135 + -9x) = 4 + 12x

Solving
-135 + -9x = 4 + 12x

Solving for variable 'x'.

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

Add '-12x' to each side of the equation.
-135 + -9x + -12x = 4 + 12x + -12x

Combine like terms: -9x + -12x = -21x
-135 + -21x = 4 + 12x + -12x

Combine like terms: 12x + -12x = 0
-135 + -21x = 4 + 0
-135 + -21x = 4

Add '135' to each side of the equation.
-135 + 135 + -21x = 4 + 135

Combine like terms: -135 + 135 = 0
0 + -21x = 4 + 135
-21x = 4 + 135

Combine like terms: 4 + 135 = 139
-21x = 139

Divide each side by '-21'.
x = -6.619047619

Simplifying
x = -6.619047619

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