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6 August, 12:50

Simplify the expressions.

a. 7 + 10x - 7 + 7x

b. 6 + 8b - 8b2 + 3b - 6 - 10b2

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Answers (2)
  1. 6 August, 12:54
    0
    A. 7-7 = 0

    10+7=17x

    ans : 0+17x

    = 17x

    b. 6-6=0

    8b + 3b = 12b

    -8b2 - 10b2 = - 18b2

    ans : 0+12b-18b2

    = 12b-18b2
  2. 6 August, 13:17
    0
    A. 17x B. - 18b2+11b

    Step-by-step explanation:

    10x + 7x = 17x

    7-7=0

    answer is 17x

    -8b2-10b2 = - 18b2

    8b+3b=11b

    6-6=0

    answer is - 18b2+11b
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