Point P is graphed at(-5,7) on the coordinate plane. Point Q has the same y-coordinate as point P, but is on the other side of t
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Answer:
Step-by-step explanation:
<u>Completing the square</u>
when
Given equation:
Subtract 40 from both sides:
Divide both sides by 3:
Add the square of half the coefficient of to both sides:
Factor the left side and simplify the right side:
Square root both sides:
Add 4 to both sides and simplify the radical: