Add 3a + 7b − 1 and − 2a + 9b + 11 .
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Answered by
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Answer:
a + 16b +10
Step-by-step explanation:
(3a + 7b - 1) + (-2a + 9b +11)
= 3a + 7b - 1 - 2a + 9b + 11
= 3a - 2a +7b + 9b -1 + 11
= a + 16b +10
Therefore, The Answer is a + 16b +10
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