I think that since their is no = sign you can’t have just one nimber because you can’t fully simplify... I got 4c-12
Answer: Last Option

Step-by-step explanation:
Cramer's rule says that given a system of equations of two variables x and y then:


For this problem we know that:

Solving we have:


Solving we have:


Solving we have:

Finally


what is the symbol between 10 and 5
Answer:
people already answered it
Step-by-step explanation:
No, it is not true
Lets do an example:
4 divided by 2 divided by 1 equals 2, while 2 divided by 1 divided by 4 equals 0.5