hahaha since you don't know what i'm saying then when poop on people i will poop on you most lol
sub
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since -x^2+x+19=y
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x=-x^2+x+19+80
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x=-x^2+x+99
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0=-x^2+99
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x^2=99
x=3√11
x=y+80
3√11=y+80
minus 80 both sides
-80+3√11=y
x=3√11
y=-80+3√11
solution
(x,y)
(3√11,-80+3√11)
132..............................................
30 feet by 14 feet just means 30x14 which is equal to 420 square feet if each piece is 1x1 then he will need 420 pieces of sod
