N + d = 20....n = 20 - d
0.05n + 0.10d = 1.35
0.05(20 - d) + 0.10n = 1.35
1 - 0.05d + 0.10d = 1.35
-0.05d + 0.10d = 1.35 - 1
0.05d = 0.35
d = 0.35/0.05
d = 7 <==== 7 dimes
n + d = 20
n + 7 = 20
n = 20 - 7
n = 13 <=== 13 nickels
Step-by-step explanation:
fraction 10/24
you want the ratio
answer is 5:12
if you want the explanation look below
Step One: Reduce the fraction
10/24
=
5/12
Step Two: Rewrite as a ratio
5/12 = 5 : 12
Answer:
3
Step-by-step explanation:
The coefficient is the number before the variable so 3 would be the coefficient in this equation.
Hope this helps!!!
Answer:
x=-1
Step-by-step explanation:
4(x+3)=8
4x+12=8
4x=-4
x=-1