Answer:

Step-by-step explanation:
First, you need to divide everything by 6.
Then you put everything in a radical to get this:

Answer:
The slope would also be -4.
Step-by-step explanation:
This is because parallel lines have the exact same slope. Since these two lines are parallel and the first has a slope of -4, the second must as well.
Answer:
a=2/3
Step-by-step explanation:
3(4a+1)+3a=13
12a+3+3a=13
15a+3=13
15a=10
a=2/3
Answer:
x = 0.
Step-by-step explanation:
4x = 3x
4x - 3x = 0
x = 0
Hope this helps!
Answer:
π/4
Q1
Step-by-step explanation:
Other options for arctan(1) is 5π/4 + nπ, where n is a whole number, but they are all outside the Range.