Can someone solve these two questions for me ASAP? 12 points!

Please solve for x and y thanks!

-7x+y=-2

and

x-3y=7

Thank you!

(01.02 lc) angle abc has point e on ray ba and point d on ray bc. points e and d are equidistant from point b. to bisect angle abc, which of the following needs to be identified for the construction? the distance between points e and d the point in the angle that is equidistant from points e and d the endpoint of rays ba and bc the point outside of the angle that is equidistant from points e and d

Graph the linear function using the slooe and y intercept

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a