If two lines are parallel to one another, then their slopes are identical. The slope in the line above is 3/4. Therefore, a line parallel to that line will also have a slope of 3/4, it will just have a different y-intercept.
Answer:

Step-by-step explanation:

Y = -2x+0
I don't think you need to add the 0 though.
Answer:
-1098
Step-by-step explanation:
Sense the sequence is subtraction 20 each time we will subtract 3 from 55 since 3 numbers are already up there.
Now multiply 20 by 53
20 x 56= 1060
Now subtract 1060 from -38
-38-1060= -1098