2x + 3y = 9
3x - y = 8

Find the x-intercepts of the parabola withvertex (1,1) and y-intercept (0,-3).write your answer in this form: (x1,if necessary, round to the nearest hundredth.

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

Arectangle has a width of 5 cm and a length of 10 cm. if the width is increased by 3, how does the perimeter change?