The constant of proportionality should be 45 miles per hour, and the car should travel 135 miles in three hours.
Combine like terms
-7y² + 6y² - 2y² = -3y²
4y + (-5y) - (-9y) = 4y - 5y + 9y = 8y
9 + 9 - (-2) = 9 + 9 + 2 = 20
-3y² + 8y + 20 is your answer
hope this helps
Answer:
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Step-by-step explanation:
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The interior angles of a quadrilateral shape add up to 360 so 116+93+45+x = 360 with x equaling 106
Answer:
He needs one more quart
Step-by-step explanation:
