Use doubles minus one to solve 8 + 7

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

Find the ratios of the corresponding sides

Asystem of linear equations contains two equations with the same slope. select all of the correct statements. i a. the system may have two solutions. - b. the system may have infinitely many solutions. c. the system may have one solution. o d. the system may have no solution. submit