-43=x-21

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Solution for -43=x-21 equation:


Simplifying
-43 = x + -21

Reorder the terms:
-43 = -21 + x

Solving
-43 = -21 + 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.
-43 + -1x = -21 + x + -1x

Combine like terms: x + -1x = 0
-43 + -1x = -21 + 0
-43 + -1x = -21

Add '43' to each side of the equation.
-43 + 43 + -1x = -21 + 43

Combine like terms: -43 + 43 = 0
0 + -1x = -21 + 43
-1x = -21 + 43

Combine like terms: -21 + 43 = 22
-1x = 22

Divide each side by '-1'.
x = -22

Simplifying
x = -22

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