-2(x+8)+21=13-3x

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Solution for -2(x+8)+21=13-3x equation:


Simplifying
-2(x + 8) + 21 = 13 + -3x

Reorder the terms:
-2(8 + x) + 21 = 13 + -3x
(8 * -2 + x * -2) + 21 = 13 + -3x
(-16 + -2x) + 21 = 13 + -3x

Reorder the terms:
-16 + 21 + -2x = 13 + -3x

Combine like terms: -16 + 21 = 5
5 + -2x = 13 + -3x

Solving
5 + -2x = 13 + -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 + -2x + 3x = 13 + -3x + 3x

Combine like terms: -2x + 3x = 1x
5 + 1x = 13 + -3x + 3x

Combine like terms: -3x + 3x = 0
5 + 1x = 13 + 0
5 + 1x = 13

Add '-5' to each side of the equation.
5 + -5 + 1x = 13 + -5

Combine like terms: 5 + -5 = 0
0 + 1x = 13 + -5
1x = 13 + -5

Combine like terms: 13 + -5 = 8
1x = 8

Divide each side by '1'.
x = 8

Simplifying
x = 8

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