What is the equation of the line that passes between (-1, -7) and has a slope of 2

Write an inequality and solve each problem. for exercises 11 and 12, interpret the solution.

Your food costs are $5,500. your total food sales are $11,000. what percent of your food sales do the food costs represent?

If 1.4% of the mass of a human body is calcium, how many kilograms of calcium are there in a 165-pound man? 1.0 kg ca 5.1 kg ca 1.0 x 102 kg ca 5.1 x 102 kg ca