Factor completely 2w2 -7w-4

I’m only asking for help because I’m failing in everything. None of my family is good at math and I’m really just trying to pass tenth grade!

Write an equation in point-slope form for the line through the given point that has the given slope (-2,-7); m=-3/2

You paid 28.00 for 8 gallons of gasoline. how much would you pay for 15 gallons of gasoline?

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60