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1 April, 19:12

3 (5b-1) = 5

solve for b

4 (3y-1) = 20

solve for y

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Answers (1)
  1. 1 April, 19:14
    0
    3 (5b-1) = 5

    Get rid of the brackets

    15b-3=5

    add 3 to both sides of the equation

    15b=8

    divide both sides of the equation by 15

    b=0.53

    4 (3y-1) = 20

    12y-4=20

    12y=24

    y=0.5
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