In slope-intercept form, write the equation of the line that passes through points (0, -9) and (-1, -5). Use an algebraic approach and show your work in order to earn full credit.

Which of the following situations represents a linear relationship? a. theresa increases the distance she runs by 0.1 miles every week. b. the volume of a box depends on the length of box. c. the amount of money in a bank account increases by 1 percent each year. d. the population of a town doubles every 5 years.

In triangle abc, the length of side ab is 12 cm, the length of side bc is 5 cm, and the length of side ca is 9 cm. find the measure of angle a using the law of cosines.

Ineed with number 6 , explain how to get 1978