8x-3=21-3x+x

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Solution for 8x-3=21-3x+x equation:


Simplifying
8x + -3 = 21 + -3x + x

Reorder the terms:
-3 + 8x = 21 + -3x + x

Combine like terms: -3x + x = -2x
-3 + 8x = 21 + -2x

Solving
-3 + 8x = 21 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
-3 + 8x + 2x = 21 + -2x + 2x

Combine like terms: 8x + 2x = 10x
-3 + 10x = 21 + -2x + 2x

Combine like terms: -2x + 2x = 0
-3 + 10x = 21 + 0
-3 + 10x = 21

Add '3' to each side of the equation.
-3 + 3 + 10x = 21 + 3

Combine like terms: -3 + 3 = 0
0 + 10x = 21 + 3
10x = 21 + 3

Combine like terms: 21 + 3 = 24
10x = 24

Divide each side by '10'.
x = 2.4

Simplifying
x = 2.4

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