It will have to be D 23 ft
The graph is just a straight line (parallel to the x-axis) with y- coordinate is 18
Answer:
21/2
Step-by-step explanation:
(x-8)/5=2/4
step 1 you simplify if you can to make it easier
(x-8)/5=1/2
step 2 multiply each side by 5
x-8=5/2
step 3 add each side by 8
x=5/2+8
16/2+5/2=21/2
x=21/2
Yes because none of them share the same X value