Answer:
y=4, x=8
Step-by-step explanation:
system:
x+y = 12, x=2y
convert to 1 variable, simplify:
2y+y=12
3y=12
y=4
x=2y=4*2=8
The measurement of x is 3.9999
Answer:

Step-by-step explanation:




C. YFC hope this helps!!!
Answer:
The answer is: 
Step-by-step explanation:
We are given:
and 
We need to find
.
Simply divide
and
.
Which equates to:

This cannot be simplified further, so it is the answer.