A coffee manufacturer wants to market a new blend of coffee that will cost $d=$4.8 by mixing$p=$7 -per-pound coffee (type 1) and $p=4-per-pound coffee (type 2).

To obtain 100 pounds of the new blend the manufacturer has to take_ pounds of the type 1 coffee and pounds of the type 2 coffee.

Question

A coffee manufacturer wants to market a new blend of coffee that will cost $d=$4.8  by mixing$p=$7   -per-pound coffee (type 1) and   $p=4-per-pound coffee (type 2).

To obtain 100 pounds of the new blend the manufacturer has to take_ pounds of the type 1 coffee and pounds of the type 2 coffee.

anonymous · Answer

you can solve this by using 
$$7x+4(100-x)=4.8\times 100$$ for $x$ as the amount of $\$7$ per pound coffee used

anonymous · Answer

what abt for how many pound of type 2 blend?

anonymous · Answer

nvm got it! thank youu