Answer :
x+y = 10
x*y= -600
x = -y + 10
Plug this into the equation below
(-y+10) * y = -600
-y^2 +10y + 600 = 0
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x*y= -600
x = -y + 10
Plug this into the equation below
(-y+10) * y = -600
-y^2 +10y + 600 = 0
Did I help? Thank me by clicking Best Answer!
