Four expressions are shown below: A: 21x + 6 B: 3(7x + 2) C: 18x + 9 D: 3(6x + 3) Which two expressions are equivalent to 3(6x + 2 + x)? A and D C and D A and B B and C

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asked Dec 5, 2018 108k views

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Sebastian Stigler · Answer 1 · 2018-12-06T02:12:48+0000

the answer is a because you multiply 3(6x)(2)(x)than drop all the signs down.you will get 18x+6+3x so u have a like term now 118x and 3 x so u add them ur answer will be 21x+6

Four expressions are shown below: A: 21x + 6 B: 3(7x + 2) C: 18x + 9 D: 3(6x + 3) Which two expressions are equivalent to 3(6x + 2 + x)? A and D C and D A and B B and C

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