Answer:
-31/30
Step-by-step explanation:
-3/5 - 7/10 + 4/15 = -31/30
first box - $2.90 per pound
second- $2.50 per pound
third- $2.98 per pound
fourth- $2.00 per pound
Multiply all of those and minus and do what is said and of not serch for links ok
Use the distributive property to get 8x+28+6x+21 then combine 8x and 6x and also combine 28 and 21 to get 14x+49, do u need to go further or?