If angle 1 and angle 2 are complementary, and their measures are (x + 20)o and (4x + 30)o respectively, find x, the measure of angle 1 and the measures of angle 2.

According to statistics a person will devote 32 years to sleeping and watching tv. the number of years sleeping will exceed the number of years watching tv by 18. over a lifetime, how many years will the person spend on each of these activities

Find the average speed of a rabbit that runs a distance of 22 m in a time of 1.8 s .

Find the solution set of this inequality. enter your answer in interval notation using grouping symbols. |8x-4| ≤ 12