First one.
Its a straight line with a slope of 6.
A line with a slope of 6 has a form of:

So when
,
becomes
and so on.
Hope this helps.
Answer:
-36
Step-by-step explanation:
take
3
x
4 = 12
then - 48
=-36
The answer is 2xy-2x you get this by combining like terms
Answer is 10.0 and adding in . Are easy :D
The mixed number is 3 75/100, but you can reduce that to 3 3/4.3 as an integer.