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9 March, 22:31

Six added 3 times to a number is equal to 4 less then 5 times the number what is the number

A. 5

B. - 10

C. 10

D. - 5

+1
Answers (1)
  1. 9 March, 22:53
    0
    A. 5

    Step-by-step explanation:

    Let n = number

    (3n) + 6 = 5n-4

    Subtract 3n from each side

    (3n) - 3n+6 = 5n-3n-4

    6 = 2n-4

    Add 4 to each side

    6+4 = 2n - 4+4

    10 = 2n

    Divide by 2

    10/2 = 2n/2

    5 = n
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