Pls take a screen shot of what u wrote on the paper and I’ll give brainlest

The table represents a linear function. what is the slope of the function? –6 –4 4 6

Find the domain and range of the following function f(x) = 51x - 21+ 4

Awater truck is filling a swimming pool. the equation that represents this relationship is y=19.75x where y is the number of gallons of water in the pool and x is the number of minutes the truck has been filling the pool.