Let the number of each coin be n.
The total sum of these coins is $4.40. So we can write:
n Nickles + n Dimes + n Quarters = 4.40
0.05n + 0.10n + 0.25n = 4.40
0.40n = 4.40
n = 11
So this means, there are 11 coins of each type.
Answer:
$17.50
Step-by-step explanation:
THATS THE TOTAL THE SALES TAX WOULD BE $0.75
thank you for your time
(2 + a) = (a + 2) it's commutative property
(a + 2) - 7 = a + (2 - 7) it's associative property
2 - 7 = -5 it's subtraction
Answer: distributive property { a(b + c) = ab + ac }
Answer:
x+19=19+x
Step-by-step explanation:
Answer:
-15
Step-by-step explanation:
