Solve the system by graphing.2x + y = 1 x + 3y = -12
A. {(-2, 5)}
B. {(-3, -5)}
C. {(3, -5)}
D. {(3, 2)}
Answer: C
Mathematics
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Work the application and answer with a complete sentence.What is the difference between a daytime temperature of 11° F and a nighttime temperature of -2° F?
A. The difference in temperature is 13°F. B. The difference in temperature is -13°F. C. The difference in temperature is 9°F. D. The difference in temperature is -9°F.
Mathematics
Find the square roots of the number. Approximate the answer to the nearest hundredth whenever appropriate.121
A. 14,641 B. -11, 11 C. -22, 22 D. 11
Mathematics
Add or subtract as indicated.-6
+ 12
A. 6
B. 19
C. -7
D. -18
Mathematics
Simplify. Completely evaluate any number with an exponent for the final answer.
3, s ? 0
A. 
B. 
C. 
D. 
Mathematics