Simplify the expression: 5r+8r2+8r–4r

Question

Simplify the expression:
5r+8r2+8r–4r

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Thiên Ân 2 months 2021-08-01T05:26:08+00:00 1 Answers 2 views 0

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    2021-08-01T05:28:04+00:00

    Answer:

    8r+9r (8r has a 2 exponent btw)

    Step-by-step explanation:

    if i helped please mark brainly thx appreciate it (doing challenge)

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )