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posted by
Abby on
.
Divide and simplify
6a+18/a3 divide by a+3/a4
I got 6a24/a3

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Steve,
Looks good to me, but some parentheses would make it clearer.

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Abby,
lisa can shovel the drive way in 35 minutes john the same driveway in 45 how long will it a\take3e them together?