<u><em>Answer:</em></u>
<u><em>y = 50</em></u>
<u><em>Step-by-step explanation:</em></u>
<u><em>Since 20 is even with 100, all we have to do is multiply both sides by 5.</em></u>
<u><em>(5 × 20%) × y = 10 × 5</em></u>
<u><em>y = 50</em></u>
<u><em>Please give me brainliest :)</em></u>
Answer:
a exponent 2-b exponent 2
ab