Write the augmented matrix for the system.-2x + 5y = 19 2x + 8y = 72
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Provide an appropriate response.Which is the common denominator for 
, 
, and 
?
A. 72 B. 100 C. 2 D. 36
Mathematics
Convert the angle to radians. Leave as a multiple of ?.216°
A. 
B. 
C. 
D. 
Mathematics
Solve. If necessary, round percents to the nearest tenth, dollar amounts to the nearest cent, and all other numbers to the nearest whole.A company increased the number of its employees from 120 to 135. Find the percent increase.
A. 88.9% B. 12.5% C. 52.9% D. 11.1%
Mathematics
Use the distance formula.Ashley drove home from school for Thanksgiving. She traveled 270 miles in 5 hours. What was her average speed?
A. 265 mph B. 59 mph C. 51 mph D. 54 mph
Mathematics