x+21=2x-14

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Solution for x+21=2x-14 equation:


Simplifying
x + 21 = 2x + -14

Reorder the terms:
21 + x = 2x + -14

Reorder the terms:
21 + x = -14 + 2x

Solving
21 + x = -14 + 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 + x + -2x = -14 + 2x + -2x

Combine like terms: x + -2x = -1x
21 + -1x = -14 + 2x + -2x

Combine like terms: 2x + -2x = 0
21 + -1x = -14 + 0
21 + -1x = -14

Add '-21' to each side of the equation.
21 + -21 + -1x = -14 + -21

Combine like terms: 21 + -21 = 0
0 + -1x = -14 + -21
-1x = -14 + -21

Combine like terms: -14 + -21 = -35
-1x = -35

Divide each side by '-1'.
x = 35

Simplifying
x = 35

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