Answer:
Looks like you gave the answer already.
a = 8 and c = 5.5
Step-by-step explanation:
2a + 4c = 38.00 --> x3 --> 6a + 12c = 144
3a + 3c = 40.50 --> x2 --> 6a + 6c = 81
6c = 33
c = 5.5
a = 8
You have $ 16 + $ 5 = $ 21 in value
$ 21 / $ 7 = 3 bottles, excluding tax<span> </span>
Answer:
717 * 213 = 152721
Step-by-step explanation:
Given
717 and 213
Required
Multiply
Rewrite in the following form
7 1 7
* 2 1 3
---------------------
Start by multiply 717 by 3
7 1 7
* 2 1 3
---------------------
2 1 5 1
Then multiply 717 by 1
7 1 7
* 2 1 3
---------------------
2 1 5 1
7 1 7
Then multiply 717 by 2
7 1 7
* 2 1 3
---------------------
2 1 5 1
7 1 7
1 4 3 4
Lastly, add the resulting digits
7 1 7
* 2 1 3
---------------------
2 1 5 1
7 1 7
1 4 3 4
--------------------------
1 5 2 7 2 1
<em>Hence; 717 * 213 = 152721</em>
