What is - (6x + 9y) simplified form

The graph represents the gallons of water in a water tank with respect to the number of hours since it was completely filled

Which value would be a solution for x in the inequality 47-4x< 7

Which of the following values cannot be probabilities? 0.08, 5 divided by 3, startroot 2 endroot, negative 0.59, 1, 0, 1.44, 3 divided by 5 select all the values that cannot be probabilities. a. five thirds b. 1.44 c. 1 d. startroot 2 endroot e. three fifths f. 0.08 g. 0 h. negative 0.59