My answer is 38 students
( 22 students take one or both subjects)
<em>Hope</em><em> </em><em>this</em><em> </em><em>will</em><em> </em><em>help</em><em> </em><em>u</em><em>.</em><em>.</em><em>.</em><em>:</em><em>)</em>
Answer) C. 77
This picture shows how I got to the answer. You must set up the two expressions to equal each other and then solve for X
7/10 is the simplest form of the fraction when you multiply (3/5) by (7/6)
Answer:
Step-by-step explanation:
The first choice is correct
The rate is 20 per dog, thus we get the equation:
c= 20d
However the first dog is free, so the equation becomes
c = 20(d - 1)
And he also has a walking fee of 85 dollars and thus the equation becomes
c= 85 + 20(d-1)