-2x-21=-3x+6

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Solution for -2x-21=-3x+6 equation:


Simplifying
-2x + -21 = -3x + 6

Reorder the terms:
-21 + -2x = -3x + 6

Reorder the terms:
-21 + -2x = 6 + -3x

Solving
-21 + -2x = 6 + -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.
-21 + -2x + 3x = 6 + -3x + 3x

Combine like terms: -2x + 3x = 1x
-21 + 1x = 6 + -3x + 3x

Combine like terms: -3x + 3x = 0
-21 + 1x = 6 + 0
-21 + 1x = 6

Add '21' to each side of the equation.
-21 + 21 + 1x = 6 + 21

Combine like terms: -21 + 21 = 0
0 + 1x = 6 + 21
1x = 6 + 21

Combine like terms: 6 + 21 = 27
1x = 27

Divide each side by '1'.
x = 27

Simplifying
x = 27

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