3(5x+4)+15=9x-3

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Solution for 3(5x+4)+15=9x-3 equation:


Simplifying
3(5x + 4) + 15 = 9x + -3

Reorder the terms:
3(4 + 5x) + 15 = 9x + -3
(4 * 3 + 5x * 3) + 15 = 9x + -3
(12 + 15x) + 15 = 9x + -3

Reorder the terms:
12 + 15 + 15x = 9x + -3

Combine like terms: 12 + 15 = 27
27 + 15x = 9x + -3

Reorder the terms:
27 + 15x = -3 + 9x

Solving
27 + 15x = -3 + 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.
27 + 15x + -9x = -3 + 9x + -9x

Combine like terms: 15x + -9x = 6x
27 + 6x = -3 + 9x + -9x

Combine like terms: 9x + -9x = 0
27 + 6x = -3 + 0
27 + 6x = -3

Add '-27' to each side of the equation.
27 + -27 + 6x = -3 + -27

Combine like terms: 27 + -27 = 0
0 + 6x = -3 + -27
6x = -3 + -27

Combine like terms: -3 + -27 = -30
6x = -30

Divide each side by '6'.
x = -5

Simplifying
x = -5

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