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Add: 3mn, – 5mn, 8mn, – 4mn Add: 3mn, – 5mn, 8mn, – 4mn

Add: 
3mn, – 5mn, 8mn, – 4mn
Add: 
3mn, – 5mn, 8mn, – 4mn

Grade:12

1 Answers

Harshit Singh
askIITians Faculty 5964 Points
one year ago
Dear Student

When term have the same algebraic factors, they are like terms. Then, we have to add the like terms
= 3mn + (-5mn) + 8mn + (- 4mn)
= 3mn–5mn + 8mn–4mn
= mn (3–5 + 8 - 4)
= mn (11 - 9)
= mn (2)
= 2mn

Thanks

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