-2x-21=-8x+3

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


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

Reorder the terms:
-21 + -2x = -8x + 3

Reorder the terms:
-21 + -2x = 3 + -8x

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

Combine like terms: -2x + 8x = 6x
-21 + 6x = 3 + -8x + 8x

Combine like terms: -8x + 8x = 0
-21 + 6x = 3 + 0
-21 + 6x = 3

Add '21' to each side of the equation.
-21 + 21 + 6x = 3 + 21

Combine like terms: -21 + 21 = 0
0 + 6x = 3 + 21
6x = 3 + 21

Combine like terms: 3 + 21 = 24
6x = 24

Divide each side by '6'.
x = 4

Simplifying
x = 4

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