Solve the equation.2x + 5(3x - 3) = 7 - 5x
A. {1}
B. {- 1}
C. 
D. 
Answer: A
Mathematics
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Let U = {q, r, s, t, u, v, w, x, y, z} A = {q, s, u, w, y} B = {q, s, y, z} C = {v, w, x, y, z}. Determine the following.C' ? A'
A. {s, t} B. {q, r, s, t, u, v, x, z} C. {w, y} D. {q, s, u, v, w, x, y, z}
Mathematics
Evaluate.-72
A. 49 B. 14 C. -14 D. -49
Mathematics
Solve the inequality.The equation 
can be used to determine the approximate profit, y in dollars, of producing x items. How many items must be produced so the profit will be at least 
A. x ? 2,012,050 B. x ? 2,011,950 C. 0 < x ? 2,012,049 D. x < 2,012,050
Mathematics
Determine whether the graph shown is the graph of a polynomial function.
A. polynomial function B. not a polynomial function
Mathematics