3(n+4)=17 using the equation above, write a description

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

Draw a tape diagram to represent each situation.for some of the situations,you need to decide what to represent with a variable andre bakes 9 pans of brownies.he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students

Determine which postulate or theorem can be used to prove that lmn =nmo