45=3(3x+12)

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Solution for 45=3(3x+12) equation:


Simplifying
45 = 3(3x + 12)

Reorder the terms:
45 = 3(12 + 3x)
45 = (12 * 3 + 3x * 3)
45 = (36 + 9x)

Solving
45 = 36 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
45 + -9x = 36 + 9x + -9x

Combine like terms: 9x + -9x = 0
45 + -9x = 36 + 0
45 + -9x = 36

Add '-45' to each side of the equation.
45 + -45 + -9x = 36 + -45

Combine like terms: 45 + -45 = 0
0 + -9x = 36 + -45
-9x = 36 + -45

Combine like terms: 36 + -45 = -9
-9x = -9

Divide each side by '-9'.
x = 1

Simplifying
x = 1

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