5x+5=21-8x

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Solution for 5x+5=21-8x equation:


Simplifying
5x + 5 = 21 + -8x

Reorder the terms:
5 + 5x = 21 + -8x

Solving
5 + 5x = 21 + -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.
5 + 5x + 8x = 21 + -8x + 8x

Combine like terms: 5x + 8x = 13x
5 + 13x = 21 + -8x + 8x

Combine like terms: -8x + 8x = 0
5 + 13x = 21 + 0
5 + 13x = 21

Add '-5' to each side of the equation.
5 + -5 + 13x = 21 + -5

Combine like terms: 5 + -5 = 0
0 + 13x = 21 + -5
13x = 21 + -5

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

Divide each side by '13'.
x = 1.230769231

Simplifying
x = 1.230769231

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