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3 May, 10:39

Solve the equation. - 4/x+1 = - 1/x+5

a. - 19/4

b. 1/3

c. - 19/3

d. 2

+5
Answers (1)
  1. 3 May, 11:06
    0
    -4 / (x + 1) = - 1 / (x + 5)

    this is a proportion so we cross multiply

    -1 (x + 1) = - 4 (x + 5)

    -x - 1 = - 4x - 20

    -x + 4x = - 20 + 1

    3x = - 19

    x = - 19/3
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