Evaluate the expression using the given values.3xy - 
; x = 21, y = -5
A. 323
B. -325
C. -323
D. 325
Answer: C
Mathematics
You might also like to view...
Provide an appropriate response.Find angle C. Round to the nearest 0.1°. 
A. 144.3° B. 39.7° C. 116.4° D. 27.9°
Mathematics
Find the center (h, k) and radius r of the circle. Graph the circle.(x + 1)2 + (y + 4)2 = 
A. (h, k) = (1, 4); r = 
B. (h, k) = (1, 4); r = 
C. (h, k) = (-1, -4); r = 
D. (h, k) = (-1, -4); r = 
Mathematics
Simplify.20 - (10 - 14)
A. 16 B. 24 C. 44 D. -4
Mathematics
Solve the problem.During a hurricane evacuation from the east coast of Georgia, a family traveled 
west. For part of the trip, they averaged 
but as the congestion got bad, they had to slow to 
If the total time of travel was 8 hours, how many miles did they drive at the reduced speed?
A. 135 miles B. 140 miles C. 150 miles D. 145 miles
Mathematics