Add or subtract as indicated.
- 
A.
B.
C.
D.
Answer: D
Mathematics
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Solve the absolute value inequality. Other than ?, use interval notation to express the solution set and graph the solution set on a number line.|x - 5| + 7 ? 14
A. [-2, 12]
B. (-2, 12)
C. (-?, -2] ? [12, ?)
D. [-2, 14]
Mathematics
Write the decimal as a percent.0.205
A. 205% B. 20.5% C. 0.0205% D. 0.205%
Mathematics
Find an equation of variation in which the following are true.y varies jointly as x and z, and y = 80 when x = 8 and z = 5
A. y = 10x
B. y =
C. y = 2xz
D. y = 4xz
Mathematics
Graph the system of inequalities.x2 + y2 ? 100-6x + 2y ? -12
A.
B.
C.
D.
Mathematics