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5 May, 18:11

What is '7b-2b+3-1'? Need working and it's equations!

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Answers (2)
  1. 5 May, 18:16
    0
    7b - 2b + 3 - 1 = 0

    (7b - 2b) = 5b

    3 - 1 = 2

    Thus:

    5b + 2 = 0

    5b = - 2

    b = - 2/5 = - 0.4
  2. 5 May, 18:29
    0
    7b-2b+3-1=0

    5b+2=0

    5b=-2

    b=-2/5
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