How many pounds of candy worth $8 per lb. should be mixed with 100 lb. of candy worth $4 per lb. to get a mixture that can be sold for $7 per lb.?

300 lbs

Step-by-step explanation:

Let x be the number of pounds of candy worth $8 per lb mixed

Now we have total pounds

Value of the mixture

Since 7 per lb to be sold out we get

300 lbs should be mixed

i use my brain for prombles like this maybe you could try it

step-by-step explanation:

he answer is x=1x3 because x=1 to x=3