10-43=2x+21

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Solution for 10-43=2x+21 equation: 


Simplifying
10 + -43 = 2x + 21

Combine like terms: 10 + -43 = -33
-33 = 2x + 21

Reorder the terms:
-33 = 21 + 2x

Solving
-33 = 21 + 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.
-33 + -2x = 21 + 2x + -2x

Combine like terms: 2x + -2x = 0
-33 + -2x = 21 + 0
-33 + -2x = 21

Add '33' to each side of the equation.
-33 + 33 + -2x = 21 + 33

Combine like terms: -33 + 33 = 0
0 + -2x = 21 + 33
-2x = 21 + 33

Combine like terms: 21 + 33 = 54
-2x = 54

Divide each side by '-2'.
x = -27

Simplifying
x = -27

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