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
Know the Answer?
Not Sure About the Answer?
Get 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 there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers
You Might be Interested in
The revenue, in dollars, of a company that produces jeans can be modeled by 2x2+17x-175. The cost, in dollars, of producing the jeans can be modeled by 2x2-3x-125. The number of pairs of jeans that have been sold is represented by x.
Answers (1)
Round the following number to the indicated place. 66.1086 to hundredths
Answers (1)
A cow's resting heart rate is
Answers (1)
On Monday, a florist has 33 lilies and 44 orchids. he wants to use all of the flowers to make as many identical arrangements as possible. How many arrangements can he make? How many of each kind of flower will he use for each arrangements?
Answers (1)
Johnny uses 2-inch square tile to make a square, as shown below. What is the perimeter of Johnny's square? there are 3 2-inch tiles in a row. Total of 9 2-inch squares
Answers (1)
New Questions in Mathematics
7,272,1320 standard form
Answers (1)
Find the sum of 5m + 3n + p, - 5p + 3n, and 2n - m.
Answers (2)
Marcia buys a dress that is on sale for 15% off it's original price. She uses a store coupon to obtain an additional 10% off the sale price. Marcia pays $91.80 for the dress. What was the original price of the dress?
Answers (1)
Im 10 years old-2+7 times 2 divided by 5+100-15-70 How old am I?
Answers (1)
What is the value of x? (2x-2) (3x-52)
Answers (1)