For which equation is x = 7 the solution? 6x = 36 5x = 40 9x = 63 7x = 0 i think its 97 = 63

What is the volume of this square pyramid?

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

Which expression is rational? 6. , square root two, square root 14, square root 49