-3x-20=-(x+8)

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Solution for -3x-20=-(x+8) equation:


Simplifying
-3x + -20 = -1(x + 8)

Reorder the terms:
-20 + -3x = -1(x + 8)

Reorder the terms:
-20 + -3x = -1(8 + x)
-20 + -3x = (8 * -1 + x * -1)
-20 + -3x = (-8 + -1x)

Solving
-20 + -3x = -8 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-20 + -3x + x = -8 + -1x + x

Combine like terms: -3x + x = -2x
-20 + -2x = -8 + -1x + x

Combine like terms: -1x + x = 0
-20 + -2x = -8 + 0
-20 + -2x = -8

Add '20' to each side of the equation.
-20 + 20 + -2x = -8 + 20

Combine like terms: -20 + 20 = 0
0 + -2x = -8 + 20
-2x = -8 + 20

Combine like terms: -8 + 20 = 12
-2x = 12

Divide each side by '-2'.
x = -6

Simplifying
x = -6

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