1. Which expression is equivalent to the given expression? * -0.25 (84 – 32n) – n a. 21 – 9n b. -21 – 9n

Question

1. Which expression is equivalent to the given expression? * -0.25 (84 – 32n) – n

a. 21 – 9n

b. -21 – 9n

c. – 21 + 8.25n

d. -21 + 7n

PLS HURRY​

in progress 0
Hưng Khoa 5 years 2021-07-26T15:18:37+00:00 1 Answers 21 views 0

Answers ( )

  1. Verity
    0
    2021-07-26T15:19:44+00:00
    Reply

    Hi! Multiply -0.25 by the inner numbers.

    -0.25 times 84 = 21
    -0.25 times -32n = -8n

    Then take the -n and add that
    21 -8n – n

    -8n – n (or -1n) = -9n

    therefore, answer would be a) 21 – 9n

Leave an answer

Browse

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