3(5x+9)=-30+42

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Solution for 3(5x+9)=-30+42 equation:


Simplifying
3(5x + 9) = -30 + 42

Reorder the terms:
3(9 + 5x) = -30 + 42
(9 * 3 + 5x * 3) = -30 + 42
(27 + 15x) = -30 + 42

Combine like terms: -30 + 42 = 12
27 + 15x = 12

Solving
27 + 15x = 12

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 + 15x = 12 + -27

Combine like terms: 27 + -27 = 0
0 + 15x = 12 + -27
15x = 12 + -27

Combine like terms: 12 + -27 = -15
15x = -15

Divide each side by '15'.
x = -1

Simplifying
x = -1

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