-66+x=21-2x

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Solution for -66+x=21-2x equation:


Simplifying
-66 + x = 21 + -2x

Solving
-66 + 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.
-66 + x + 2x = 21 + -2x + 2x

Combine like terms: x + 2x = 3x
-66 + 3x = 21 + -2x + 2x

Combine like terms: -2x + 2x = 0
-66 + 3x = 21 + 0
-66 + 3x = 21

Add '66' to each side of the equation.
-66 + 66 + 3x = 21 + 66

Combine like terms: -66 + 66 = 0
0 + 3x = 21 + 66
3x = 21 + 66

Combine like terms: 21 + 66 = 87
3x = 87

Divide each side by '3'.
x = 29

Simplifying
x = 29

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