What is the difference between 7.20 dollars and 2.70 dollars In unit prices

What can each term of the equation be multiplied by to eliminate the fractions before solving? x – + 2x = + x 2 6 10 12

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

Which value of m will create a system of parallel lines with no solution? y= mx - 6 8x - 4y = 12