Jack weeded 1/9 of the garden, and Jill weeded 1/3 of the garden. How much of the garden did they weed altogether ?
2 answers:
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ANSWER
The solution is
<u>EXPLANATION</u>
We have
and
Let us substitute equation (1) in to equation (2). This gives us,
We rewrite this as a quadratic equation as the highest degree is 2.
This implies that
we factor to obtain,
This means,
We substitute this values into any of the above equations, preferably equation (1)
When, ,
When, ,
The solution is