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

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


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

Reorder the terms:
15 + -3x = -1(3x + 15)

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

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

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

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

Solving
15 = -15

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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