Joan and Ernie are earning money for summer camp. Joan receives a $7 weekly allowance plus $6 for each hour she helps her father paint. Ernie writes the equation LaTeX: y\:=\:5x\:+7y = 5 x + 7 to represent the relationship between the number of hours he helps his father with yard work and his weekly allowance. Which person has the greater rate of change?
Which person has the greater y – intercept?
Which has more money at 10 weeks?

Choose all that apply

Joan has more money in 10 weeks

Joan has the greatest rate of change

Joan has the greatest y-intercept

They have the same amount of money in 10 weeks

Their rate of change is the same

Ernie has the greatest rate of change

Ernie has more money in 10 weeks

Ernie has the greatest y-intercept

Their y-intercepts are the same