Q26. Subtract
i) 4a-3ab+7 from 70+2ab-9
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Step-by-step explanation:
i) 4a-3ab+7 from 70+2ab-9
=> (70+2ab-9) - (4a-3ab+7)
=> 70+2ab-9-4a+3ab-7
=> 70-9-7+2ab+3ab-4a
=> 54+5ab-4a
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