You have not included the numbers of each month, but to answer the question just add each month together and you will have the total.
7.25 KB --- 100%
3.323 KB --- x%
x = 3.323/7.25 * 100 ≈ 46%
Answer:
8 nickels and 14 quarters
Step-by-step explanation:
For 1st equation: 2(7)+6 = 14+6 = 20 = R.H.S
For 2nd equation: 6(7)-5(6)= 42-30 = 12 = R.H.S.
So, your answer is "YES" for both system of equations.