A function that decreases proportionally to it's current value. The smaller the function gets, the faster it decreases

Aline on the wall and a line on the floor are skew. always, sometimes, or never?

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.

Solve 17= -13 - 8x and show your work.