4(3x+6)-9=45

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Solution for 4(3x+6)-9=45 equation:


Simplifying
4(3x + 6) + -9 = 45

Reorder the terms:
4(6 + 3x) + -9 = 45
(6 * 4 + 3x * 4) + -9 = 45
(24 + 12x) + -9 = 45

Reorder the terms:
24 + -9 + 12x = 45

Combine like terms: 24 + -9 = 15
15 + 12x = 45

Solving
15 + 12x = 45

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 12x = 45 + -15

Combine like terms: 15 + -15 = 0
0 + 12x = 45 + -15
12x = 45 + -15

Combine like terms: 45 + -15 = 30
12x = 30

Divide each side by '12'.
x = 2.5

Simplifying
x = 2.5

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