The difference of a number and 6 is the same as 5 times the sum of the number and 2. What is the number? A. -4 B.-2 C.-1

Question

The difference of a number and 6 is the same as 5 times the sum of the number and 2. What is the number?
A. -4
B.-2
C.-1
D. 1

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Gia Bảo 4 years 2021-09-03T02:43:38+00:00 1 Answers 35 views 0

Answers ( )

  1. yenoanh
    0
    2021-09-03T02:45:09+00:00
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    Answer:

    n = -4

    Step-by-step explanation:

    You must write and solve a symbolic equation.

    n – 6 = 5(n + 2), or

    n – 6 = 5n + 10

    Combining like terms, we get:

    -16 = 4n,

    and so n = -4

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