Write an equation for the word problem. Then solve and check.The cost of a long-distance phone call to your friend is $0.27 for the first minute and $0.14 for each additional minute. What was the total length of a call that cost $2.09 and lasted x additional minutes?
A. 0.27 + 0.14x = 2.09; 13 min
B. 0.27 + 0.14x = 2.09; 14min
C. 0.14 + 0.27x = 2.09; 9 min
D. 0.14 + 0.27x = 2.09; 8 min
Answer: B
Mathematics
You might also like to view...
Select the function that matches the given graph.
A. y = (x + 5)2 B. y = x2 - 5 C. y = x2 + 5 D. y = (x - 5)2
Mathematics
Solve by using the percent proportion 
= 
.181 is 184% of what?
A. 
= 
; b = 98.37
B. 
= 
; a = 333.04
C. 
= 
; b = 101.66
D. 
= 
; p = 98.37
Mathematics
Write the number without exponents.7.960 × 107
A. 7,960,000 B. 79,600,000 C. 557.2 D. 796,000,000
Mathematics
Find the general term of the arithmetic sequence then find the indicated term of the sequence. Assume that the domain of the sequence is all natural numbers.Find an and a8.
A. an = n - 1; a8 = 7 B. an = n + 2; a8 = 10 C. an = n + 1; a8 = 9 D. an = n - 2; a8 = 6
Mathematics