PLEASE HELP!! . Dave uses the function P(d) = 20d-20 to calculate the net profit of his dog walking business. Where P(d) is the net profit in dollars, and d the number of dogs he walks
Interpret the meaning of the equations below using the context of the problem.
P(6) = 100

What is the reflection image of (5,-3) across the line y = -x?

The graph shows the distance kerri drives on a trip. what is kerri's speed?

Data from 2005 for various age groups show that for each $100 increase in the median weekly income for whites, the median weekly income of blacks increases by $105. also, for workers of ages 25 to 54 the median weekly income for whites was $676 and for blacks was $527. (a) let w represent the median weekly income for whites and b the median weekly income for blacks, and write the equation of the line that gives b as a linear function of w. b = (b) when the median weekly income for whites is $760, what does the equation in (a) predict for the median weekly income for blacks?