Follow the order of operations to work the problem.16 + (-8) - (-19) + 5
A. 22
B. 32
C. 10
D. -6
Answer: B
Mathematics
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Solve the quadratic inequality. Write your answer in interval notation.x2 - 10x + 21 ? 0
A. (-?, 3] B. (-?, 3] ? [7, ?) C. [7, ?) D. [3, 7]
Mathematics
Solve the problem.It takes 17 minutes to set up a candy making machine. Once the machine is set up, it produces 15 candies per minute. Use an inequality to find the number of candies that can be produced in 2 hours if the machine has not yet been set up.
A. at most 30 candies B. at most 1785 candies C. at most 510 candies D. at most 1545 candies
Mathematics
Divide and simplify.
÷ (x2 - 8x + 16)
A. 
B. 
C. 
D. 
Mathematics
Determine the equation of the line described. Put answer in the slope-intercept form, if possible.Through (1, 5), perpendicular to x = -2
A. x = -2 B. y = -2 C. y = -5 D. y = 5
Mathematics