3(4x-9)=42

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


Simplifying
3(4x + -9) = 42

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

Solving
-27 + 12x = 42

Solving for variable 'x'.

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

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

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

Combine like terms: 42 + 27 = 69
12x = 69

Divide each side by '12'.
x = 5.75

Simplifying
x = 5.75

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