I've been trying to use the scan for this math question but it wont work. I need to get the factors for the problem: 4b²+15b-4 I've been having alot of trouble and no one will help me or understand.​

Two fire-lookout stations are 190 miles apart, with station a directly south of station b. both stations spot a fire. the bearing of the fire from station a is upper n 55 degrees upper e and the bearing of the fire from station b is upper s 60 degrees e. how far, to the nearest tenth of a mile, is the fire from each lookout station?

Tomas used 3 1/3 cups of flour and now has 1 2/3cups left. which equation can he use to find f, the number of cups of flour he had to begin with? f+3 1/3=1 2/3 f-3 1/3=1 2/3 3 1/3f=1 2/3 f/3 1/3=1 2/3

Aye asap pls ! markin da brainiest too ! btw da step choices are all add, distribute, divide, n subtract