84=4(3x+3)

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Solution for 84=4(3x+3) equation:


Simplifying
84 = 4(3x + 3)

Reorder the terms:
84 = 4(3 + 3x)
84 = (3 * 4 + 3x * 4)
84 = (12 + 12x)

Solving
84 = 12 + 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.
84 + -12x = 12 + 12x + -12x

Combine like terms: 12x + -12x = 0
84 + -12x = 12 + 0
84 + -12x = 12

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

Combine like terms: 84 + -84 = 0
0 + -12x = 12 + -84
-12x = 12 + -84

Combine like terms: 12 + -84 = -72
-12x = -72

Divide each side by '-12'.
x = 6

Simplifying
x = 6

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