you dont use the distributive property
(8x-1)(7x-1)
then you foil it and combine like terms
Answer:
there is one real solution
Step-by-step explanation:
use the quadratic formula. what is in the square root is called the discriminant.
since it came out to 0 there is one real solution
This phrase can be written as 20 + f.
So, 20 + f is the answer.
A + R + J = 1925
A = 1/2R
J = 2R
1/2R + R + 2R = 1925
7/2R = 1925
R = 550
J = 2(550)
J = 1100
Joel collects 1100 cans.