Using long division, determine if x+3 is a factor of -4x³+5x²+0x+8 and show all work.

An architect is designing a water fountain for a park she uses the given function to model the water jet flowing from the fountain nozzles where h(x) gives the height of the water jugs in feet x feet from the starting point h(x)=-1/20x+x+15

How to write four times a number,minus 6,is equal to theee times the number+8 as an equqtion

What percent of 18 is 24? and plz explain thx.