1. Translate the expression. The sum of a number and 15

2. Translate the expression.
9 subtracted from a number

3. Translate the expression.
One less than twice a number

Scarlet bought three pairs of sunglasses and two shirts for $81 and paula bought one pair of sunglasses and five shirts for $105 what is the cost of one pair of sunglasses and one shirt?

Determine the number of outcomes in the event. decide whether the event is a simple event or not. upper a computer is used to select randomly a number between 1 and 9 comma inclusive. event upper b is selecting a number greater than 4. event upper b has nothing outcome(s). is the event a simple event? (yes or no) because event upper b has (fewer than, exactly, more than) one outcome.

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11