if 4 times a number is decreased by 9 and then increased by 12, the result is 5 less than 2 times the number. find the number. B

Ben bowled 124 and 188 in his first two games. what must he bowl in his third game to have an average of at least 160?

Eileen purchased 3.4 pounds of apples at the total cost of $19.72. if she purchases 6.2 pounds of apples at this store, how much would it cost?

Ajar of gumballs contains 4 reds, 2 greens, and 6 blues. what is the probability of getting two blues in a row without replacement?