42=3(9x-4)

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Solution for 42=3(9x-4) equation:


Simplifying
42 = 3(9x + -4)

Reorder the terms:
42 = 3(-4 + 9x)
42 = (-4 * 3 + 9x * 3)
42 = (-12 + 27x)

Solving
42 = -12 + 27x

Solving for variable 'x'.

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

Add '-27x' to each side of the equation.
42 + -27x = -12 + 27x + -27x

Combine like terms: 27x + -27x = 0
42 + -27x = -12 + 0
42 + -27x = -12

Add '-42' to each side of the equation.
42 + -42 + -27x = -12 + -42

Combine like terms: 42 + -42 = 0
0 + -27x = -12 + -42
-27x = -12 + -42

Combine like terms: -12 + -42 = -54
-27x = -54

Divide each side by '-27'.
x = 2

Simplifying
x = 2

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