Charla and David are observing the leaf growth rates of their plants. Charla’s plant starts on day 1 with 43 leaves and gets 1 new leaf a day. David’s plant starts on day 1 with 36 leaves and gets 2 leaves a day.
How many days will it take David’s plant to have as many leaves as Charla’s plant?

Question

Charla and David are observing the leaf growth rates of their plants. Charla’s plant starts on day 1 with 43 leaves and gets 1 new leaf a day. David’s plant starts on day 1 with 36 leaves and gets 2 leaves a day.
How many days will it take David’s plant to have as many leaves as Charla’s plant?

anonymous · Answer

start with 
$$43+x=36+2x$$ and solve for $x$

anonymous · Answer

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