-3x-15=-9x+15

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Solution for -3x-15=-9x+15 equation:


Simplifying
-3x + -15 = -9x + 15

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

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

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

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

Combine like terms: -9x + 9x = 0
-15 + 6x = 15 + 0
-15 + 6x = 15

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

Combine like terms: -15 + 15 = 0
0 + 6x = 15 + 15
6x = 15 + 15

Combine like terms: 15 + 15 = 30
6x = 30

Divide each side by '6'.
x = 5

Simplifying
x = 5

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