Geometry homework if your willing to help 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?

The graph of g(x) is a translation of y = which equation represents g(x)?

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)