-6x+21=-8x+27

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Solution for -6x+21=-8x+27 equation:


Simplifying
-6x + 21 = -8x + 27

Reorder the terms:
21 + -6x = -8x + 27

Reorder the terms:
21 + -6x = 27 + -8x

Solving
21 + -6x = 27 + -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 + -6x + 8x = 27 + -8x + 8x

Combine like terms: -6x + 8x = 2x
21 + 2x = 27 + -8x + 8x

Combine like terms: -8x + 8x = 0
21 + 2x = 27 + 0
21 + 2x = 27

Add '-21' to each side of the equation.
21 + -21 + 2x = 27 + -21

Combine like terms: 21 + -21 = 0
0 + 2x = 27 + -21
2x = 27 + -21

Combine like terms: 27 + -21 = 6
2x = 6

Divide each side by '2'.
x = 3

Simplifying
x = 3

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