emma has $2.40 worth of nickels and dimes. she has a total of 30 nickels and dimes
altogether. graphically solve a system of equations in order to determine the number
of nickels, x, and the number of dimes, y, that emma has.

nickels=150 which is 1.50 cents

dimes=300 which is 3.00 dollars

Step-by-step explanation:

nickels=30 times 5

dimes=30 times 10

i dont know if you cant find a way its best to actually add all of them start from 105 tho

step-by-step explanation:

the answer is 99.