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3 years ago

15

Parker was giving this problem on his homework: 6x2 - 4y + 2x + 4x2 + 8y. Here is the work he show to simplify the expression

by combining like terms. Where did Parker make his mistake.

1 answer:

Alex_Xolod [135]3 years ago

6 0

In the fourth step, he didn’t put the “negative” sign for 4.

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