3(2x+3)+4=2x-15

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Solution for 3(2x+3)+4=2x-15 equation:


Simplifying
3(2x + 3) + 4 = 2x + -15

Reorder the terms:
3(3 + 2x) + 4 = 2x + -15
(3 * 3 + 2x * 3) + 4 = 2x + -15
(9 + 6x) + 4 = 2x + -15

Reorder the terms:
9 + 4 + 6x = 2x + -15

Combine like terms: 9 + 4 = 13
13 + 6x = 2x + -15

Reorder the terms:
13 + 6x = -15 + 2x

Solving
13 + 6x = -15 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
13 + 6x + -2x = -15 + 2x + -2x

Combine like terms: 6x + -2x = 4x
13 + 4x = -15 + 2x + -2x

Combine like terms: 2x + -2x = 0
13 + 4x = -15 + 0
13 + 4x = -15

Add '-13' to each side of the equation.
13 + -13 + 4x = -15 + -13

Combine like terms: 13 + -13 = 0
0 + 4x = -15 + -13
4x = -15 + -13

Combine like terms: -15 + -13 = -28
4x = -28

Divide each side by '4'.
x = -7

Simplifying
x = -7

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