60 percent because if you divide if you multiply 18 by 100 it gives you 18000 then divide it by 30 it gives you 60
I’m not 100% sure but isn’t it x2 +xy +y2?
I don't know if this is right, but I'm pretty sure it's B.
Y - 3 = -2(x+5)
y - 3 = -2x - 10
+3. +3
y = -2x - 7
the answer would be 6 planes
