Q-7(4-7)=y

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Solution for Q-7(4-7)=y equation: 


Simplifying
Q + -7(4 + -7) = y

Combine like terms: 4 + -7 = -3
Q + -7(-3) = y

Multiply -7 * -3
Q + 21 = y

Reorder the terms:
21 + Q = y

Solving
21 + Q = y

Solving for variable 'Q'.

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

Add '-21' to each side of the equation.
21 + -21 + Q = -21 + y

Combine like terms: 21 + -21 = 0
0 + Q = -21 + y
Q = -21 + y

Simplifying
Q = -21 + y

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