Pl this is ! a point h on a segment with endpoints b(3, −1) and z(12, 5) partitions the segment in a 5: 1 ratio. find h. you must show all work to receive credit. i also need the whol explanation pl.

Iam trying to solve a linear equation for the shoe size of someone 84" tall taking into consideration example 1 is 69" tall with a shoe size of 9 and example 2 is 72 inches tall with a shoe size of 11. i understand that the equation should be y=mx+b and that on the graph the answer is (3,2) but i just don't understand how to create the equation to solve for 84-inches and 60-inches tall questions. after two days, i need .

What is the value of r of the geometric series?

Find the solution set of this inequality. select the correct graph. |8x+16|> 16