Y = 10
x = -1
u might need to check it again
just to make sure
Answer:
,n n,
Step-by-step explanation:
Answer:
10 nickels and 10 quarters
Step-by-step explanation:
Given
Number of coins: 20
Vaiue of coins = $3.00
Required
Number of Nickels and Quarters;
<em>Let N =Nickels and Q =Quarters</em>
The total coins is represented as:

1 nickel is equivalent to $0.05 and 1 quarter is equivalent to $0.25; So

Make N the subject of formula in the first equation

Substitute this in the second equation


Collect like terms


Multiply both sides by 5


Recall that N = 20 - Q


Divide and if u divide by 4 it would be 4/1 so the it the answer would be 4
Im assuming you meant the 9th term and thats 47