78-(Q+78-4Q)=78-4Q

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Solution for 78-(Q+78-4Q)=78-4Q equation:


Simplifying
78 + -1(Q + 78 + -4Q) = 78 + -4Q

Reorder the terms:
78 + -1(78 + Q + -4Q) = 78 + -4Q

Combine like terms: Q + -4Q = -3Q
78 + -1(78 + -3Q) = 78 + -4Q
78 + (78 * -1 + -3Q * -1) = 78 + -4Q
78 + (-78 + 3Q) = 78 + -4Q

Combine like terms: 78 + -78 = 0
0 + 3Q = 78 + -4Q
3Q = 78 + -4Q

Solving
3Q = 78 + -4Q

Solving for variable 'Q'.

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

Add '4Q' to each side of the equation.
3Q + 4Q = 78 + -4Q + 4Q

Combine like terms: 3Q + 4Q = 7Q
7Q = 78 + -4Q + 4Q

Combine like terms: -4Q + 4Q = 0
7Q = 78 + 0
7Q = 78

Divide each side by '7'.
Q = 11.14285714

Simplifying
Q = 11.14285714

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