Answer:
x = 4y+28
Step-by-step explanation:
x/4 -7 = y
Solve for x
Add 7 to each side
x/4 -7+7 = y+7
x/4 = (y+7)
Multiply each side by 4
x/4*4 = 4(y+7)
x = 4y+28
Yes, the two lines are parallel which makes No solution the correct answer.
9/20
the numbers that would satisfy this are 15,16,17,18,19,20, 1,2,3
so there are 9/20