Solve the problem.The sum of twice a number and 15 less than the number is the same as the difference between -23 and the number. What is the number?
A. -3
B. -1
C. -4
D. -2
Answer: D
Mathematics
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Find all horizontal asymptotes of the given function, if any.R(x) = 
A. y = 0 B. y = -3 C. y = -12, y = 6 D. no horizontal asymptotes
Mathematics
Write an expression involving subtraction and simplify.37 subtracted from -13.
A. 24 B. -24 C. -50 D. 50
Mathematics
Determine whether the given point is in the solution set to the given system.
3x - 2y + 3z = 17 x + 4y - 2z = -82x - y + z = 8
A. Yes B. No
Mathematics
Factor completely. If prime, so state.xy + y + 9x + 9
A. (9x + 9)(y + 1) B. (x + 9)(y + 1) C. (x + 1)(9y + 9) D. (x + 1)(y + 9)
Mathematics