Find the slope of the line through each pair of points:
1. (19,-3), (-14, 4)
2. (17, 10), (14, -19)
3. (10, 15), (-17, 30)
4. (0, -3), (-5, -16)

Tanya has $42 to spend at the dolphin island store. tshirts sell for $7 each and a pair of sunglases sells for $6.tanya buys 3 tshirts. how many pairs of sunglases can she buys with the amount of money she has left

Ineed i been stuck on this question since yesterday

The distributive property allows you to say that 3(x − 1) = 3x −