Answer:
this is so wrong so 76 89676
Step-by-step explanation:
wrong 95454
The show of the five comedians should be around three
Answer:
15.

16. 10 ml of 20% saline and 40 ml of 10% saline
Step-by-step explanation:
A chemist takes x ml of 20% saline and y ml of 10% saline. In total, he takes
x + y ml that is 50 ml, so

There are
ml of salt in x ml of 20% saline and
ml of salt in 10% saline. There are
ml of salt in 50 ml of 12% saline. Thus,

15. We get the system of two equations:

16. Solve this system. From the first equation:

Substitute it into the second equation:

Answer:
(4,2),(5,−3),(−1,7),(0,9)
Step-by-step explanation:
$19,905.22 (if the Dealership discount was added after the normal price and the Employee Discount added last)