The seventh graders at your school have collected 345 cans for the canned food drive and are averaging 115 cans per day. The eig
hth graders have collected 255 cans, but vow to win the contest by collecting an average of 130 cans per day. If both grades continue collecting at these rates, after how many days will the number of cans they have collected be equal?
<span>Straight lines measure 180°. That means that these two angles are supplementary.Complementary angles form a right angle (L shape) and have a sum of 90 degrees.</span>
