Can someone help me? I am stuck on this question I would mean the world if u helped me! and tysm for the people who helped me!

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?

Asystem of equations has 1 solution.if 4x-y=5 is one of the equations , which could be the other equation ?

Whit h equation best represents this situation the number 98 increased by an unknown number equal to 120