a - ab+1 subtracted from 3ab -4 +2a is
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Answer:
4ab + a - 5
Step-by-step explanation:
3ab - 4 + 2a - ( a - ab + 1 )
= 3ab - 4 + 2a - a + ab - 1
= 3ab + ab + 2a - a - 4 - 1
= 4ab + a - 5
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