Solve the system of equations graphically.x + 4y = -21 y = -14 - 2x
A. (-5, -6)
B. (-9, 4)
C. (-5, -4)
D. (5, -4)
Answer: C
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Find the probability.A digit is chosen randomly from the digits 0 through 9 and then 4 is added to the digit and the sum recorded. Find the probability that the sum is less than 6.
A. 
B. 
C. 
D. 
State the domain and range in interval notation.f(x) = -x2 - 8x - 2
A. domain: (-?, ?); range:(-?, 14] B. domain: (-?, 14]; range: (-?, ?) C. domain: (-?, ?); range: [-4, ?) D. domain: (-?, ?); range: [14, ?)
Solve the inequality.Fantastic Flags, Inc., finds that the cost to make x flags is 
while the revenue produced from them is 
(C and R are in dollars). What is the smallest whole number of flags, x, that must be sold for the company to show a profit?
A. 646,280 B. 937,106 C. 279 D. 404
Solve the triangle, if possible. If the triangle represents the ambiguous case, solve for all possible triangles. Approximate values to the nearest tenth when appropriate.
A. ?1 = 118°, ?1 = 36°, c1 = 71 ?2 = 10°, ?2 = 144°, c2 = 14 B. ? = 36°, ? = 118°, c = 71 C. ?1 = 36°, ?1 = 118°, c1 = 71 ?2 = 144°, ?2 = 10°, c2 = 14 D. No solution