Answer:
r = 6
Step-by-step explanation:
Divide both sides by 7
Which is written like this:
42/7 = 7r/7
Which 42/7 = 6
and 7/7 = 1
=> 6 = r or r = 6
r=6
42=7r
r=42/7
Answer: y = 3/5x -5, y=3/5x + - 5
Slope = Rise/run
intersect is at -5
