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1 November, 09:06

Duive.

1. Eight is added to a number and the sum is doubled, the result is - 11 less than the number. Find

the number

+3
Answers (1)
  1. 1 November, 09:17
    0
    -27

    Step-by-step explanation:

    Number be x

    Eight added to number: x+8

    sum is doubled: 2 * (x + 8)

    -11 less than number: x - 11

    2 * (x + 8) = x - 11

    2*x + 2*8 = x - 11

    2x + 16 = x - 11

    2x - x = - 11 - 16

    x = - 27
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