Corinne is 6 years younger than her brother. which of the following expressions shows the sum of their ages if b represents corinne's brother's age? a. b-6
b. 2b-6
c.2(b-6)
d. b divided by 6

While scuba diving, rajeev dove to a depth of 12.6 feet below the surface of the water and then descended another 8.7 feet. what expression can be used to find rajeev's new position? 12.6 – 8.7 –12.6 – 8.7 –12.6 – (–8.7) 12.6 – (–8.7)

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

Write the following as a base and exponent