Solve.7z - 2 - 3z = -30
A. 14
B. - 4
C. -7
D. - 8
Answer: C
Mathematics
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Find the domain and range.f(x) = (x + 2)2 - 1
A. Domain: All real numbers; range: y ? -1 B. Domain: All real numbers; range: y > -2 C. Domain: x > -2; range: All real numbers D. Domain: x > -1; range: All real numbers
Mathematics
Follow the order of operations to simplify the expression.
2
A. 
B. 
C. 
D. 
Mathematics
Find the circle's circumference or area, as requested. Use 3.14 as the approximate value of ?, and round your answer to the nearest tenth.Find the area of the circle.
A. 18.8 ft2 B. 28.3 ft2 C. 9.4 ft2 D. 7.1 ft2
Mathematics
Subtract.
A. 1.549 B. 1.639 C. 1.539 D. 1.538
Mathematics