Solve.If y varies inversely as the square of x, and y = 9 when x = 2, find y when x = 18.
A. 1
B. 
C. 729
D. 81
Answer: B
Mathematics
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Solve the system by the addition method. Be sure to check all proposed solutions. x + 9y = 15-3x + 8y = 25
A. {(-4, 3)} B. {(3, 3)} C. {(-3, 2)} D. ?
Mathematics
Divide in the indicated base.3124 ÷ 24
A. 1214 B. 1134 C. 1234 D. 2234
Mathematics
Provide an appropriate response. What is the measurement needed of the third side of a triangle with two sides of 7 m and 14 m to make it a 30°, 60°, 90° triangle?
A. 4.04 m B. 3.5 m C. 9.90 m D. 12.12 m
Mathematics
Graph the solution set of the system of inequalities or indicate that the system has no solution.y < x + 19x + 10y > 30
A. 
B. 
C. 
D. 
Mathematics