Q+-28=81

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Solution for Q+-28=81 equation: 


Simplifying
Q + -28 = 81

Reorder the terms:
-28 + Q = 81

Solving
-28 + Q = 81

Solving for variable 'Q'.

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

Add '28' to each side of the equation.
-28 + 28 + Q = 81 + 28

Combine like terms: -28 + 28 = 0
0 + Q = 81 + 28
Q = 81 + 28

Combine like terms: 81 + 28 = 109
Q = 109

Simplifying
Q = 109

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