7-2(x-1)=31

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Solution for 7-2(x-1)=31 equation:


Simplifying
7 + -2(x + -1) = 31

Reorder the terms:
7 + -2(-1 + x) = 31
7 + (-1 * -2 + x * -2) = 31
7 + (2 + -2x) = 31

Combine like terms: 7 + 2 = 9
9 + -2x = 31

Solving
9 + -2x = 31

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + -2x = 31 + -9

Combine like terms: 9 + -9 = 0
0 + -2x = 31 + -9
-2x = 31 + -9

Combine like terms: 31 + -9 = 22
-2x = 22

Divide each side by '-2'.
x = -11

Simplifying
x = -11

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