Choose the number that is a solution of the inequality.f + 12 < 21

A. 8
B. 11
C. 12
D. 9


Answer: A

Mathematics

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Determine whether the following is a proportion. = 

A. Yes B. No

Mathematics

Find the domain and sketch the graph of the function. What is its range?


Mathematics

Solve for the variable.17 + x = 3

A. -20 B. 14 C. -14 D. 20

Mathematics

Solve.|x| + 3 = 9

A. {-6} B. {-6, 6} C. {6} D. {12}

Mathematics