Zab + 3b + 12 from 12 a-
subtract 40
gab +5b-3
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Answered by
1
12a-9ab+5b-3 -(4a-7ab +3b+12)
12a-9ab+5b-3-4a+7ab-3b-12
12a-4a-9ab+7ab+ 5b-3b-3-12
8a-2ab+2b-15
Answered by
1
Answer:
=12a−9ab+5b−3−(4a−7ab+3b+12)
=12a−9ab+5b−3−4a+7ab−3b−12
=8a−2ab+2b−15
Step-by-step explanation:
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