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Simplifying 516 = 4Q + 84 Reorder the terms: 516 = 84 + 4Q Solving 516 = 84 + 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. 516 + -4Q = 84 + 4Q + -4Q Combine like terms: 4Q + -4Q = 0 516 + -4Q = 84 + 0 516 + -4Q = 84 Add '-516' to each side of the equation. 516 + -516 + -4Q = 84 + -516 Combine like terms: 516 + -516 = 0 0 + -4Q = 84 + -516 -4Q = 84 + -516 Combine like terms: 84 + -516 = -432 -4Q = -432 Divide each side by '-4'. Q = 108 Simplifying Q = 108
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