Solve the equation.x + 2 = 20
A. x = 18
B. x = 22
C. x = 8
D. x = 40
Answer: A
Mathematics
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Use the addition property of inequality to solve the inequality and graph the solution set on a number line.6 - x > 3
A. (-?, 3)
B. (-?, -3)
C. (3, ?)
D. (-3, ?)
Mathematics
For the triangle described below, solve for B.
?
Apply the rules regarding the use of significant digits after all computations are complete.
?
ft, 
ft
?
A. 
B. 
or 
C. 
D. 
or 
E. no solutions
Mathematics
Find the sum of the sequence.
A. -21 B. -5 C. -30 D. -6
Mathematics
Solve the problem.Given the approximation sin 30° ? 0.50, use trigonometric identities to find the approximate value of cot 
If necessary, round the answer to two decimal places.
A. 1.73 B. 0.58 C. 1.15 D. 0.87
Mathematics