what does a equal?
what is the value of a?

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  1. -8a+6(a+7)=1

    -8a + 6a + 42 = 1
    -2a + 42 - 42 = 1 - 42
    -2a = -41
    a = 20.5


    -8(20.5) + 6(20.5 + 7) = 1
    -164 + 123 + 42 = 1
    165 - 164 = 1

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    Ms. Sue

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