Write an equation in point-slope form and slope-intercept form for each line 1. passes through (1, 9), slope = 2
2. passes through (4, -1), slope = -3

Fred has a spinner that is split into four equal sections: red, blue, green, and yellow. fred spun the spinner 688 times. which of the following would be a good estimate of the number of times the spinner lands on the green section? a. 269 b. 603 c. 344 d. 189

Two cities a and b are 1400km apart and lie on the same n-s line. the latitude of city a is 23 degrees. what is the latitude of city b. the radius of the earth is approximately 6400km.

Is (root2 -2)^2 rational or irrational. show the steps and answer fast