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OpenStudy (bookworm14):
I need someone to check my answer to this question: Make this a simpler expression: (8+7a)+4 A. 12+11a B.19a C.8+11a D. 12 +7a I think it is 12+7a
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OpenStudy (anonymous):
B. is the right answer.
OpenStudy (bookworm14):
How? I dont think you can combine 12 and 7a because they have different terms
OpenStudy (cj49):
(8+7a)+4 8+7a+4 12+7a
OpenStudy (bookworm14):
so am i right or wrong?
OpenStudy (cj49):
u are right..
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OpenStudy (bookworm14):
Okay thanks @cj49
OpenStudy (cj49):
np
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