Which expression is exactly equivalent to 5a + 3b + 4 + 7a + 9 ? Expression 1: 8a + 11b + 9
Expression 2: 12a + 3b + 13
Expression 3: 5a + 10b + 13
Expression 4: 14a + 10b + 4

This is so harddd! solve. 1 + 1 = solve 4 + 4 = solve 3 x 3

It took alice 5 5/6 hours to drive to her grandparents' house for . on the way home, she ran into traffic and it took her 7 3/8 hours. how much longer did the return trip take? write your answer as a proper fraction or mixed number in simplest form. the trip home took __hours longer. ?

Deshawn uses 3/4 of a box of rice to cook dinner the portion he uses weighs 12 ounces right and solve an equation to find the weight of the full box of rice