The number n satisfies the relationship n > 0. write three inequalities to express the relationship. plz

Find the greatest common factor of -30x 4 yz 3 and 75x 4 z 2.

Point r divides in the ratio 1 : 3. if the x-coordinate of r is -1 and the x-coordinate of p is -3, what is the x-coordinate of q? a. b. 3 c. 5 d. 6 e. -9

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