x+14=2x+21

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


Simplifying
x + 14 = 2x + 21

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

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

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

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

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

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

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

Combine like terms: 21 + -14 = 7
-1x = 7

Divide each side by '-1'.
x = -7

Simplifying
x = -7

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