The equation that used to compute the cost should be option A. .c=85+20(d−1)
Calculation of an equation:
Since Raj is a dog walker. He charges $85 walking fee and $20 per dog, with the first dog free.
Now the equation is
here we assume the c be the cost
And, d means the dog
So,
c=85+20(d−1)
It is an incomplete question. Below are the options;
A.=c=85+20(d−1) B. c=85(d−1) C.c=20+85(d−1) D.c=(85+20)(d−1)
Learn more about equation here: https://brainly.com/question/16911145
