16/25y^2 +y^2=164
y = ?
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Answer:
y=10
Step-by-step explanation:
16/25y^2+y^2=164
=>y^2(16/25+1)=164
=>y^2(16+25)/25=164
=>y^*41=164*25
=>y^2*41=4100
=>y^2=4100/41
=>y^2=100
=>y=✓100
=10
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