121-2x=43

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Solution for 121-2x=43 equation: 


Simplifying
121 + -2x = 43

Solving
121 + -2x = 43

Solving for variable 'x'.

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

Add '-121' to each side of the equation.
121 + -121 + -2x = 43 + -121

Combine like terms: 121 + -121 = 0
0 + -2x = 43 + -121
-2x = 43 + -121

Combine like terms: 43 + -121 = -78
-2x = -78

Divide each side by '-2'.
x = 39

Simplifying
x = 39

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