-3x-5=1x+15

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Solution for -3x-5=1x+15 equation:


Simplifying
-3x + -5 = 1x + 15

Reorder the terms:
-5 + -3x = 1x + 15

Reorder the terms:
-5 + -3x = 15 + 1x

Solving
-5 + -3x = 15 + 1x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-5 + -3x + -1x = 15 + 1x + -1x

Combine like terms: -3x + -1x = -4x
-5 + -4x = 15 + 1x + -1x

Combine like terms: 1x + -1x = 0
-5 + -4x = 15 + 0
-5 + -4x = 15

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

Combine like terms: -5 + 5 = 0
0 + -4x = 15 + 5
-4x = 15 + 5

Combine like terms: 15 + 5 = 20
-4x = 20

Divide each side by '-4'.
x = -5

Simplifying
x = -5

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