Use the elimination method to solve the system of equations.3x-5y= -162x+5y=31

Write a division equation you could use to find a, the number of miles ava is in charge of. what is the value of a? write your answer is simplist form

Solve the inequality and graph 6j - 7 < 5

It is given that the quadratic equation hx²-3x+k=0, where h and k are constants, has roots [tex] \beta \: and \: 2 \beta [/tex]express h in terms of k