Which algebraic expression is equivalent to this expression? 9(5x+8)-9x a. 36x - 8 b. 36x + 72 c. 45x + 63 d. 54x + 72

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

Last one and the bottom answer choice is y=(x-4)^2+1 you guys!

Explain how you divide powers with like bases.discuss why the bases have to be the same.how are these rules similar to the rules for multiplying powers with like bases.