Lucie would like to build the garden of her dreams. She needs 20 cubic feet of soilcontaining 30% clay. She has two types of soil that she can combine to achieve this: soil with40% clay and soil with 12% clay. How much of each soil should she use?

the figures below are made out of circles, semicircles, quarter … find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations). remember that we'll also have to cut whatever areas we get in half, since we're only dealing im pretty sure that is the right answer

step-by-step explanation:

hello from mrbilldoesmath!

answer:

x - 3

discussion:

x^2 - 9 = (x-3) (x+3)   so

(x^2-9)/ (x + 3) = x-3

you,

mrb

x-150=475   x=625

step-by-step explanation:

if the bike after the sale ($150) is $475 then just simply add 150 to 475.

keene f. ffnfnfnfnfnfnfn f bfnfnfnfnfj