They are both negative
I would really really appreciate it if you marked me as brainiest ☆〜（ゝ。∂）
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Answer:</h3>
x³y⁴
<h3>
Step-by-step explanation:</h3>
The Lowest Common Denominator of fractions is the Least Common Multiple of their denominators. That is, you want to find the LCM of ...
Find the highest power of each of the factors, and multiply those together.
The highest power of x is x³. The highest power of y is y⁴. So, the LCM of these expressions is ...
... x³y⁴
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Then the two fractions are ...
... 3y³/(x³y⁴) . . . and . . . 7x²/(x³y⁴)
To do this, divide 15 by 120. You get 0.125 Then turn the decimal into a percent. You do this by moving the decimal point to places to the RIGHT. You get 12.5% as your answer.
