Question

Add the following expression. 4ab-5bc+7ca , 3ab+2bc-3ca , 6ab -7bc -2ca.​

Answer 1

= 4ab - 5bc + 7ca + 3ab + 2bc - 3ca + 6ab - 7bc - 2ca

= 13ab - 10bc + 2ca

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Answer 2

Answer:

13ab-10bc+2ca

Step-by-step explanation:

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