{ y=1/2x-2 {-2x+y=4

I need the awnser for x and y
Pls anwser correctly i'll give brainliest

Jamie went to home depot. she bought 25 bags of soil that cost $9 per bag. she bought 15 pots at $8 each, and she bought 23 bags of pebbles at $15 each. she used a coupon that gave her $5 off for every 100 dollars she spent. how much did jamie pay at the end?

Solve the equation below: (x+4)/6x=1/x a. x=2 b. x=0,2 c. x=-2 d. x=0,-2

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28