43=31-2(x-1)

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Solution for 43=31-2(x-1) equation:


Simplifying
43 = 31 + -2(x + -1)

Reorder the terms:
43 = 31 + -2(-1 + x)
43 = 31 + (-1 * -2 + x * -2)
43 = 31 + (2 + -2x)

Combine like terms: 31 + 2 = 33
43 = 33 + -2x

Solving
43 = 33 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
43 + 2x = 33 + -2x + 2x

Combine like terms: -2x + 2x = 0
43 + 2x = 33 + 0
43 + 2x = 33

Add '-43' to each side of the equation.
43 + -43 + 2x = 33 + -43

Combine like terms: 43 + -43 = 0
0 + 2x = 33 + -43
2x = 33 + -43

Combine like terms: 33 + -43 = -10
2x = -10

Divide each side by '2'.
x = -5

Simplifying
x = -5

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