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Quadratic Formula

Solve: 10=2y...

Question

Solve: $10 = 2 y + 5$

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Solution

Subract $5$ from both sides:
$10 - 5 = 2 y + 5 - 5$
$5 = 2 y$
Dividing both sides by $2$ :
$\frac{5}{2} = \frac{2 y}{2}$
$⟹ y = \frac{5}{2}$

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