Total of $7.75
13 more quarters than nickels
15 nickels = $0.75
28 quarters = $7.00
28 - 15 = 13 coins
$7.00 + $0.75 = $7.75
She has 15 nickels and 28 quarters.
Answer:
peregrine falcon
Step-by-step explanation:
you convert the 61.6 feet to miles which is 0.01166667 miles. you multiply that by the seconds in an hour(3600)
so 0.01166667*3600 = 42 miles an hour 75>42
Answer:
x=-2.2 y=-1.6
Step-by-step explanation:
8x+y=-16
-3x+y=5
5x=-11
x=-11/5 or -2.2
-3x+y=5
-3(-2.2)+y=5
6.6+y=5
-6.6+y=-6.6
y=-1.6