natee23 natee23

09-05-2017
Mathematics

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Find the difference (8ab+2a-9)-(7ab-5)

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Аноним Аноним

09-05-2017

(8ab+2a-9)-(7ab-5)
= 8ab+2a-9 - 7ab + 5
= ab + 2a -4 (combine like terms)
= 2a + ab - 4

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