21-6x=2x+5

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Solution for 21-6x=2x+5 equation:


Simplifying
21 + -6x = 2x + 5

Reorder the terms:
21 + -6x = 5 + 2x

Solving
21 + -6x = 5 + 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.
21 + -6x + -2x = 5 + 2x + -2x

Combine like terms: -6x + -2x = -8x
21 + -8x = 5 + 2x + -2x

Combine like terms: 2x + -2x = 0
21 + -8x = 5 + 0
21 + -8x = 5

Add '-21' to each side of the equation.
21 + -21 + -8x = 5 + -21

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

Combine like terms: 5 + -21 = -16
-8x = -16

Divide each side by '-8'.
x = 2

Simplifying
x = 2

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