Doug is 19 years older than his sister Barbara. In 3 years, he will be twice as old as Barbara. How old is each of them now?

Maureen proposes given each student two free tickets, with the price represented by 2 (x - 2) + 5. Liam proposes given students free admission, with the price represented by 2x.

Irene has a DRF of 1.25 and a 6-month basic rate of $650. What is her annual premium? A. $812.50 B. $1625 C. $1400 D. $1500

Jonas earns $570 for 6 days of work. How much would he earn if he worked 15 days.

Is it true that (-3b) ^4 = - 12b^4? Explain why or why not.

How do find the value of a missing angle?

Six friends share3 oatmeal square equally. how much of the oatmeal square each friend get

What is the value of a in the equation, 7 (4-a) = 3 (a-4)

Suppose $50,000 is divided into two bank accounts. one account pays 4% simple interest per year and the other pays 6.4%. after five years there is a total of $12,000 in interest between the two accounts.

1. Refer to the triangle below. If a = 3 and b = 6, A. Find the exact length of c in unsimplified radical form B. Find the exact length of c in simplified radical form C. Find c to the nearest hundredth

Solve this expression:-4x/15=9