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

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


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

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

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

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

Solving for variable 'x'.

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

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

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

Combine like terms: 3x + -3x = 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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