10-1+30=x-1

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Solution for 10-1+30=x-1 equation:


Simplifying
10 + -1 + 30 = x + -1

Combine like terms: 10 + -1 = 9
9 + 30 = x + -1

Combine like terms: 9 + 30 = 39
39 = x + -1

Reorder the terms:
39 = -1 + x

Solving
39 = -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.
39 + -1x = -1 + x + -1x

Combine like terms: x + -1x = 0
39 + -1x = -1 + 0
39 + -1x = -1

Add '-39' to each side of the equation.
39 + -39 + -1x = -1 + -39

Combine like terms: 39 + -39 = 0
0 + -1x = -1 + -39
-1x = -1 + -39

Combine like terms: -1 + -39 = -40
-1x = -40

Divide each side by '-1'.
x = 40

Simplifying
x = 40

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