Select a variable to represent one quantity and state what that variable represents. Express the second quantity in terms of the variable selected.The average time it takes to get through a check-out line at a large wholesale club is 9 minutes more than 3 times the time it takes to get through a check-out line at a small grocery store, s.
A. let s = time at small store, then 3s + 9 = time at large club
B. let s = time at small store, then (9 + 3)s = time at large club
C. let s = time at small store, then 9s + 3 = time at large club
D.
let s = time at small store, then 9?3 + s = time at large club
Answer: A
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Perform the indicated operation. Simplify the result if possible.13 ft 10 in. + 8 ft 10 in.
A. 22 ft 10 in. B. 21 ft 8 in. C. 22 ft 8 in. D. 21 ft 10 in.
Calculate. Round to two decimal places if necessary.
A. 0.07 B. 0.7 C. 0.007 D. 7
Provide an appropriate response.Solve the following system of equations using the addition method: x - y = 7 x + y = 5
Fill in the blank(s) with the appropriate word(s).
Select the lesser of the two given numbers.-?-5?, -?-9?
A. -?-5? B. -?-9?