Solve the system by graphing.
A. (5, -5)
B. (0, 10)
C. Infinitely many solutions
D. Inconsistent
Answer: C
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List the terms of the expression. Then identify the coefficient of each term.3c2 - 7c - nt
A. 3c2, -7c, -nt; 3, -7, -1 B. 3c2, 7c, nt; 3, 7, 1 C. -3c2, -7c, -n, t; 3, -7, -1, 1 D. -3c2, -7c, -nt; 3, 7, 1
Find the unknown number in the proportion. Write your answer as a whole number or a mixed number if possible.
= 
A. 64 B. 1 C. 49 D. 7
Solve the inequality analytically. Support the answer graphically. Give exact values for endpoints.x2 + 5x ? -6
A. [2, 3] B. (2, 3) C. [-3, -2] D. (-?, 2] ? [3, ?)
Provide an appropriate response.Without actually graphing, determine which one of the following systems of inequalities has no solution.
A. x ? 2 y ? 3 B. x > 2 y< 3 C. x + y ? 2 x - y ? 3 D. x + y < 2 x + y > 3