7-x+21=14

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Solution for 7-x+21=14 equation:


Simplifying
7 + -1x + 21 = 14

Reorder the terms:
7 + 21 + -1x = 14

Combine like terms: 7 + 21 = 28
28 + -1x = 14

Solving
28 + -1x = 14

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-28' to each side of the equation.
28 + -28 + -1x = 14 + -28

Combine like terms: 28 + -28 = 0
0 + -1x = 14 + -28
-1x = 14 + -28

Combine like terms: 14 + -28 = -14
-1x = -14

Divide each side by '-1'.
x = 14

Simplifying
x = 14

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