My sister is 16 years old. my brother says that his age minus eighteen is equal to my sister's age. how old is my brother?

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

Cody started biking to the park traveling 15 mph, after some time the bike got a flat so cody walked the rest of the way, traveling 4 mph. if the total trip to the park took 6 hours and it was 46 miles away, how long did cody travel at each speed? solve using rate times time= distance

Question 5 of 10 2 points if a population is a sample of the population could be a. registered voters; all citizens o o b. baptists; all religious people o c. people who purchased shoes; all customers o d. the entire school faculty; math teachers