A geometric progression has three terms, a, b,c whose sum is 42. If 6 is added to each of the first two terms and3 to third , a new G. P. results whose term is the same as b. Find a, b and c.

Michael opens a store selling specialty artisan breads. before he can begin baking and selling bread, he purchases a bread oven. each week he sells the same number of loaves and earns the same amount of money. write an equation to show how much money he has earned at any week. x y week profit in dollars 1 –250 2 –170 3 –90 4 –10 5 70 a. y = 80x + 70 b. y = 80x – 330 c. y = 80x – 250 d. y = 80x