3(-2/3 + 7) - (4(-2/3) -1) = 5(2(-2/3)-3) + 1

what number is equal to both sides?

Which of those sequences is a geometric sequence

How do i do this activity, is appreciated

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers