Evaluate.2m + 3n for m = 5 and n = 9
A. 5
B. 37
C. 13
D. 29
Answer: B
Mathematics
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Solve the system. If there is an unlimited number of solutions, find one of them.x - y + 3z = 10-3x + 3y - 9z = 2x + 4y + z = 18
A. x = 2, y = 4, z = 0 B. x = 0, y = 4, z = 2 C. x = 2, x = 0, y = 4 D. Inconsistent
Mathematics
Find the mode for each data set.103 cm, 150 cm, 156 cm, 103 cm, 188 cm, 199 cm, 162 cm
A. 103 cm B. 150 cm C. 156 cm D. 84 cm
Mathematics
Translate the phrase to an algebraic expression. Use "x" to represent "a number". A number increased by - 
A. - 
? x
B. x - 
C. x + 
D. 
Mathematics
Write the polar equation in terms of x and y.r = 2 sec ?
A. x2 + y2 = 2 B. y = 2 C. x = 2 D. x2 = 2
Mathematics