Due to the fact that they are vertical angles each side have to equal 40 because one side is already given so.... we set the numbers equal to each other:
40=x/6
Then we multiply each side by 6 because we want to get x by its self because that is what we are looking for:
Step-by-step explanation: There are 32 students, and 11 + 8 = 19. SO in order to figure out how many students used blue, we need to subtract 19 from 32. that gives us 13. So:
