math words problem

Question

a candy store owner would like to creat a new misture of choclates and nuts to sell in his store choclates cost 3.50 per pound and nuts cost 8.75 per pound he would like to make an inital batch of 80 pounds that costs 4.55 per pound how many pounds of chocolates and how many pounds of nuts should he use in the new mixture

Answer 1

C+N = 80

3.5C + 8.75N = 80*4.55 = 364

3.5C + 8.75(80 -C) = 364

3.5C + 700 - 8.75C = 364

700 - 5.25C = 364

-5.25C = -336

C = 64

64 pounds of chocolate and 16 pounds of nuts

C=