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9 September, 22:00

What is the value of a in the equation 3a+b=54, when b = 9?

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  1. 10 September, 01:56
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    3a+b=54

    then we replace the "b" with 9

    3a+9=54

    then we have to isolate 3a to figure out the answer

    3a+9=54 - 3a-9=54-9

    3a=45-3a/3=45/3

    answer: a=15
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