The cost of a plumbing repair is given by the equation y=45x+30, where x is the number of hours the repair takes and y is the total cost in dollars. if a repair costs a total of $300 how manny hours did it take?
Select the correct answer below.
A. 6
B. 7
C. 7 1/3
D. 10
+1
Answers (1)
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “The cost of a plumbing repair is given by the equation y=45x+30, where x is the number of hours the repair takes and y is the total cost in ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Home » Mathematics » The cost of a plumbing repair is given by the equation y=45x+30, where x is the number of hours the repair takes and y is the total cost in dollars. if a repair costs a total of $300 how manny hours did it take? Select the correct answer below. A.