Answer:9 nickels and 19 dimes.
Step-by-step explanation:
Let 
be the number of nickels Kay has.
Let 
be the number of dimes Kay has.
Value of 
nickel is $
Value of nickels is $
Value of dime is $
Value of nickels is $
Given that Kay has a total of 
coins.
So,
...(i)
Given that Kay has a total value of $
So,
...(ii)
Using (i) and (ii),
Answer:
1 out of 6 because you have only one chance to get 4.
Step-by-step explanation:
In order for the system to have an infinite number of solutions, both equations must be identical. So, the value of b must be 6
Answer:
C- $1.70
Step-by-step explanation:
First, put the numbers in order from least to greatest. You then need to separate the numbers in the middle. The middle numbers are 1.65 and 1.75.
You then need to find the number that is in between 1.65 and 1.75 that is common and stays the same. The middle number would be 1.70, so that's your answer.
Answer:
EAB= DCB
Step-by-step explanation:
Since EAB and DCB are two right triangles then the figure ACDE is rectangular. since the total sum of rectangular 360° there is no options except to be rectangular. If the figure ACDE is rectangular then the two sides AE & CD are equal. Since Point b is midway point the two sides are also equal.
