-12(x+3)=4(X+21)

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Solution for -12(x+3)=4(X+21) equation:


Simplifying
-12(x + 3) = 4(X + 21)

Reorder the terms:
-12(3 + x) = 4(X + 21)
(3 * -12 + x * -12) = 4(X + 21)
(-36 + -12x) = 4(X + 21)

Reorder the terms:
-36 + -12x = 4(21 + X)
-36 + -12x = (21 * 4 + X * 4)
-36 + -12x = (84 + 4X)

Solving
-36 + -12x = 84 + 4X

Solving for variable 'x'.

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

Add '36' to each side of the equation.
-36 + 36 + -12x = 84 + 36 + 4X

Combine like terms: -36 + 36 = 0
0 + -12x = 84 + 36 + 4X
-12x = 84 + 36 + 4X

Combine like terms: 84 + 36 = 120
-12x = 120 + 4X

Divide each side by '-12'.
x = -10 + -0.3333333333X

Simplifying
x = -10 + -0.3333333333X

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