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larisa [96]
3 years ago
10

What is x if y Is 5 x^2 (2y +5)=240

Mathematics
1 answer:
UkoKoshka [18]3 years ago
6 0
X^2(2y+5)=240
x^2(2(5)+5)=240
x^2+(10+5)=240
x^2+15=240
minus 15 both sides
x^2=225
sqrt both sides
x=15
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