-15x-40=23-8x

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Solution for -15x-40=23-8x equation:


Simplifying
-15x + -40 = 23 + -8x

Reorder the terms:
-40 + -15x = 23 + -8x

Solving
-40 + -15x = 23 + -8x

Solving for variable 'x'.

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

Add '8x' to each side of the equation.
-40 + -15x + 8x = 23 + -8x + 8x

Combine like terms: -15x + 8x = -7x
-40 + -7x = 23 + -8x + 8x

Combine like terms: -8x + 8x = 0
-40 + -7x = 23 + 0
-40 + -7x = 23

Add '40' to each side of the equation.
-40 + 40 + -7x = 23 + 40

Combine like terms: -40 + 40 = 0
0 + -7x = 23 + 40
-7x = 23 + 40

Combine like terms: 23 + 40 = 63
-7x = 63

Divide each side by '-7'.
x = -9

Simplifying
x = -9

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