31+90=3x-1

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Solution for 31+90=3x-1 equation:


Simplifying
31 + 90 = 3x + -1

Combine like terms: 31 + 90 = 121
121 = 3x + -1

Reorder the terms:
121 = -1 + 3x

Solving
121 = -1 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
121 + -3x = -1 + 3x + -3x

Combine like terms: 3x + -3x = 0
121 + -3x = -1 + 0
121 + -3x = -1

Add '-121' to each side of the equation.
121 + -121 + -3x = -1 + -121

Combine like terms: 121 + -121 = 0
0 + -3x = -1 + -121
-3x = -1 + -121

Combine like terms: -1 + -121 = -122
-3x = -122

Divide each side by '-3'.
x = 40.66666667

Simplifying
x = 40.66666667

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