-(3x-12)+4(3x+7)=

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Solution for -(3x-12)+4(3x+7)= equation:


Simplifying
-1(3x + -12) + 4(3x + 7) = 0

Reorder the terms:
-1(-12 + 3x) + 4(3x + 7) = 0
(-12 * -1 + 3x * -1) + 4(3x + 7) = 0
(12 + -3x) + 4(3x + 7) = 0

Reorder the terms:
12 + -3x + 4(7 + 3x) = 0
12 + -3x + (7 * 4 + 3x * 4) = 0
12 + -3x + (28 + 12x) = 0

Reorder the terms:
12 + 28 + -3x + 12x = 0

Combine like terms: 12 + 28 = 40
40 + -3x + 12x = 0

Combine like terms: -3x + 12x = 9x
40 + 9x = 0

Solving
40 + 9x = 0

Solving for variable 'x'.

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

Add '-40' to each side of the equation.
40 + -40 + 9x = 0 + -40

Combine like terms: 40 + -40 = 0
0 + 9x = 0 + -40
9x = 0 + -40

Combine like terms: 0 + -40 = -40
9x = -40

Divide each side by '9'.
x = -4.444444444

Simplifying
x = -4.444444444

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