If A = -3n + 2, and B = 5n – 7, what is the value of A + B, in simplest form? 2 n – 5 -8 n – 5 -3 n 2 n + 9

Question

If A = -3n + 2, and B = 5n – 7, what is the value of A + B, in simplest form?

2 n – 5
-8 n – 5
-3 n
2 n + 9

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Trúc Chi 3 months 2021-07-31T17:31:06+00:00 1 Answers 11 views 0

Answers ( )

    0
    2021-07-31T17:32:12+00:00

    2n-5 is the answer because -3n+5n=2n
    -7+2=-5 which will equal 2n-5.

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