Solve simultaneously for
x-y=3
x² - xy – 2y²-7=0
16​

Solve the system of equations y= 3/2 - 1, -x+ y =-3

Celeste wants to have her hair cut and permed and also go to lunch. she knows she will need $50. the perm cost twice as much as her haircut and she needs $5 for lunch. how much does the perm cost?

Plot a point at the y-intercept of the following function on the provided graph. 3y=-5x+7 20 points