The number of yearly traffic accidents on Main Street varies inversely with the number of stop signs on Main Street’s intersections. If there wee 10 accidents when the street had only 1 stop sign, how many stop signs in all must the street now have if there are only 2 accidents yearly?

multiplication is multiplication.   it might feel harder depending on what level of math you are in, but generally it will be the same old stuff, while implementing some new concepts and methods of solving work.

2 liters for 10   people

step-by-step explanation:

mrbilldoesmath!

answer: a parabola

steps:

(x-1)(x+4)   = x(x+4) - 1(x+4) = (x^2 + 4x) - (x+4)

                = x^2 +4x -x -4   = x^2 +3x -4

which is a parabola

mrb