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Question
Add:
−3y2 + 10y − 16; 7y2 + 8
Sum
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Solution
(−3y2 + 10y − 16) + (7y2 + 8)
= −3y2 + 10y − 16 + 7y2 + 8
= (−3y2 + 7y2) + 10y + (−16 + 8)
= 4y2 + 10y + (−8)
= 4y2 + 10y − 8
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