39=3x-5(3x+9)

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Solution for 39=3x-5(3x+9) equation:


Simplifying
39 = 3x + -5(3x + 9)

Reorder the terms:
39 = 3x + -5(9 + 3x)
39 = 3x + (9 * -5 + 3x * -5)
39 = 3x + (-45 + -15x)

Reorder the terms:
39 = -45 + 3x + -15x

Combine like terms: 3x + -15x = -12x
39 = -45 + -12x

Solving
39 = -45 + -12x

Solving for variable 'x'.

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

Add '12x' to each side of the equation.
39 + 12x = -45 + -12x + 12x

Combine like terms: -12x + 12x = 0
39 + 12x = -45 + 0
39 + 12x = -45

Add '-39' to each side of the equation.
39 + -39 + 12x = -45 + -39

Combine like terms: 39 + -39 = 0
0 + 12x = -45 + -39
12x = -45 + -39

Combine like terms: -45 + -39 = -84
12x = -84

Divide each side by '12'.
x = -7

Simplifying
x = -7

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