What is the slope-intercept form for a line that has a slope of -4/5 and passes through points (0,7)?

Andy is making a design using ice cream sticks that are 4 and 1/2 in long he wants this long side of his designed to be no longer than 24 inches what is the greatest number of sticks that any can use on his long side of his design

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50.

Xy x xy if a and b are positive integers such that a*b=9 and b*a=72 what is the value of a/b