Astore sells 2 1/4 pounds of mulch for every 1 1/2 pounds of gravel sold. the store sells 180 pounds of mulch and gravel combined. how many pounds of each item does the store sell?

The pounds of mulch the store sells are 108 and the pounds of gravel the store sells are 72.

Step-by-step explanation:

Let

x -----> pounds of mulch the store sells

y ----> pounds of gravel the store sells

we know that

-----> equation A

Remember that

so

-----> equation B

solve the system by substitution

substitute equation B in equation A

solve for y

Find the value of x

The solution is the ordered pair (108,72)

therefore

The pounds of mulch the store sells are 108 and the pounds of gravel the store sells are 72.