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Yesterday, 22:01

If 3 times a number minus 2 equals 13, what is the number?

A. 4

B. - 6

C. 5

D. 2

+2
Answers (2)
  1. Yesterday, 22:02
    0
    3x - 2 = 13

    + 2 + 2

    3x = 15

    3 3

    x = 5

    The answer is C.
  2. Yesterday, 22:29
    0
    Let the number be x:

    3*x-2=13

    ∴3x=13+2

    ∴3x=15 (divide both sides by 3)

    ∴x=5 the answer is C
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