White high 6 miles in two hours at the same rate what is the total number of miles wyatt could hike at nine hours

What are “like terms”? why can we only add like terms?

Add the fractions and simplify 1/2+ 1/3

Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?