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

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


Simplifying
15 + 5x = 4(-1x + 3) + -15

Reorder the terms:
15 + 5x = 4(3 + -1x) + -15
15 + 5x = (3 * 4 + -1x * 4) + -15
15 + 5x = (12 + -4x) + -15

Reorder the terms:
15 + 5x = 12 + -15 + -4x

Combine like terms: 12 + -15 = -3
15 + 5x = -3 + -4x

Solving
15 + 5x = -3 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
15 + 5x + 4x = -3 + -4x + 4x

Combine like terms: 5x + 4x = 9x
15 + 9x = -3 + -4x + 4x

Combine like terms: -4x + 4x = 0
15 + 9x = -3 + 0
15 + 9x = -3

Add '-15' to each side of the equation.
15 + -15 + 9x = -3 + -15

Combine like terms: 15 + -15 = 0
0 + 9x = -3 + -15
9x = -3 + -15

Combine like terms: -3 + -15 = -18
9x = -18

Divide each side by '9'.
x = -2

Simplifying
x = -2

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