NEED HELP TO FIND x ASAP

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 jame pay at the end?

Idon’t understand! use slope intercept form to solve: through: (2,5) slope= undefined

Is a square always, sometimes, or never a parallelogram