The first term ikn a gemetric sequence is 3 and the commen ratio is 2

Trigonometry hellllllpppppppp asap

What is the point-slope form of the equation for the line with a slope of -2 that passes through (1,4)?

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?