The sum of two numbers is 23 and thier product is 120. what the numbers?
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x+y=23
x*y=120
now subtute value of x frim eq(1) to eq(2)
(23-y)(y)=120
23y-y^=120
0=y^-15y-8y+120
0=y(y-15)-8(y-8)
0=(y-15)(y-8
y=15 or 8
x=23-8=15
x=23-8=15
the two number s r ; 15,8
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