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TiliK225
[7]
3 years ago
6
Reduce −2 + b2 by 7 + b2.
Mathematics
Answer
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2
answers:
il63
[147K]
3 years ago
8
0
To simplify (-2+b^2)-(7+b^2), first distribute the -1 to both terms in the second parenthesis.
-2+b^2-7-b^2
Combine like terms.
-9 (1-1=0, so the b^2 is canceled out.)
(-2+b^2)-(7+b^2)=-9
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Lynna
[10]
3 years ago
6
0
b^2-2
-b^2-7
______
-9
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