I think you are right so far what i've done comes out to your answer.
Answer:
Slope: 1/2
Explanation: Slope=rise/run
Y-Intercept: 4
Explanation: Y-intercept is the Y value where X=0
Answer:
117.5 or 235/2
Step-by-step explanation:
We can set up an equation for this problem:
Lets Joe's weight be x
then:
2x -5 = 230
therefore:
2x = 235
x = 117.5 or 235/2