math 116
posted by Carmen on .
suppose you want to add a sprinkler system, and the location of one section of the sprinkler line can be described by the equation
y =  1/2x  4
complete the following table:
x y
? 1
2 ?
? 4
2 ?
8 ?
my answers:
x y
6 1
2 3
12 4 i still get 12 for x
2 5
8 8

Hmmm.
4=1/2 x 4
add 4 to each side.
x=0