How do you solve 2x +8

My hour hand points between the 8 and the 9 in 35 minutes it will be the next hour. what time is it ?

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?

Robert has 78 tomato lants and 56 cucumber plants .he wants to plant them in rows that only have one type of plant in each row with the same number of plants in each row. how many plants should he put in each row and how many rows of each type of plant will he need