7-21+x=45+2x-15

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Solution for 7-21+x=45+2x-15 equation: 


Simplifying
7 + -21 + x = 45 + 2x + -15

Combine like terms: 7 + -21 = -14
-14 + x = 45 + 2x + -15

Reorder the terms:
-14 + x = 45 + -15 + 2x

Combine like terms: 45 + -15 = 30
-14 + x = 30 + 2x

Solving
-14 + x = 30 + 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 = 30 + 2x + -2x

Combine like terms: x + -2x = -1x
-14 + -1x = 30 + 2x + -2x

Combine like terms: 2x + -2x = 0
-14 + -1x = 30 + 0
-14 + -1x = 30

Add '14' to each side of the equation.
-14 + 14 + -1x = 30 + 14

Combine like terms: -14 + 14 = 0
0 + -1x = 30 + 14
-1x = 30 + 14

Combine like terms: 30 + 14 = 44
-1x = 44

Divide each side by '-1'.
x = -44

Simplifying
x = -44

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