Answer:
7.5000
Step-by-step explanation:
Answer:
I think so
Step-by-step explanation:
5x + 10y = 50
x + y = 8
x = 8 - y
5*(8-y) + 10y = 50
40 - 5y + 10y = 50
10y - 5y = 50 - 40
5y = 10
y = 2
x + y = 8
x + 2 = 8
x = 8 - 2
x = 6
She has 6 nickels and 2 dimes
The decimal answer of -11/9 would be -1.22 with the .22 repeated.
They are parallel because they have the same slope
