Question 4

solve.

4(a + 3) = 18 – 2(3 – 2a)

–3

–1

all real numbers

no solution

question 9

kersha has two jobs. during the day she works as an office clerk, and in the evening she works as a cashier. her office job pays her $12.00 per hour. her cashier job pays her $8.25 per hour. in one week, kersha worked 55 hours. she earned a total of $585.

how many hours did kersha work in each job?

office clerk: 35 hours; cashier: 20 hours

office clerk: 20 hours; cashier: 35 hours

office clerk: 31 hours; cashier: 24 hours

office clerk: 28 hours; cashier: 27 hours

Jacks bank statement shows an account balance of -$25.50. which describes the magnitude, of size, of the debt in dollars

The krasnapolski is a top-of-the-line hotel in amsterdam, the netherlands. among their many services, they rent bicycles to guests. the bicycle checkout is open 24 hours per day 7 days per week and has 50 bicycles on hand. on average, 10 guests request a bicycle each day, arriving completely randomly at all times of the day during the spring and summer seasons. guests keep bicycles for four days on average, with a standard deviation of two days. how long does a guest on average have to wait for a bike? a. approximately 24 hours b. approximately 0.033 hours c. approximately 4 days d. approximately 47 minutes

Tamar is measuring the sides and angles of tuv to determine whether it is congruent to the triangle below. which pair of measurements would eliminate the possibility that the triangles are congruent