120+111=x+1

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Solution for 120+111=x+1 equation:


Simplifying
120 + 111 = x + 1

Combine like terms: 120 + 111 = 231
231 = x + 1

Reorder the terms:
231 = 1 + x

Solving
231 = 1 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
231 + -1x = 1 + x + -1x

Combine like terms: x + -1x = 0
231 + -1x = 1 + 0
231 + -1x = 1

Add '-231' to each side of the equation.
231 + -231 + -1x = 1 + -231

Combine like terms: 231 + -231 = 0
0 + -1x = 1 + -231
-1x = 1 + -231

Combine like terms: 1 + -231 = -230
-1x = -230

Divide each side by '-1'.
x = 230

Simplifying
x = 230

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