Solve the system of equations.x + 4y + 5z = 31 3y + 5z = 28 z = 5
A. (1, 2, 5)
B. (2, 5, 1)
C. (2, 1, 5)
D. (5, 1, 2)
Answer: C
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Translate the verbal phrase into a mathematical expression. Use x to represent the unknown number.The product of 51 and a number
A. 51 + x
B. 51x
C. 51 - x
D. 
If A denotes the area of the sector of a circle of radius r formed by the central angle ?, find the missing quantity. If necessary, round the answer to two decimal places.r = 28.8 feet, ? = 34.786°, A = ?
A. 503.58 ft2 B. 251.79 ft2 C. 506.58 ft2 D. 254.79 ft2
Solve the problem.A worker has readings that take 3
minutes each to read and record. How many readings can be completed in 180 minutes?
A. 600 readings B. 54 readings C. 181 readings D. 7 readings
Give a verbal representation for the given function. f(x) = 4 . Let y = f(x).
A. y is equal to 4 minus x. B. y is equal to 4. C. y is equal to 4 times x. D. y is equal to 4 plus x.