Solve the equation.
+ x = 4
A. x = 11
B. x = 
C. x = 1
D. x = 
Answer: B
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Solve the problem.Students in English class must have an average between 80% and 90%, inclusive, of all work to receive a grade of B. Stan has 76% on homework, 81% on quizzes, and 89% on his research paper. What range of scores on the test would give him a B?
A. 74% or better B. 90% or better C. 65% or better D. 79% or better
Use the rules for exponents to rewrite the expression and then evaluate the new expression. 3-2? 34
A. 
B. 6
C. -729
D. 9
Provide an appropriate response.A probability experiment is conducted in which the sample space of the experiment is 
Let event 
and event 
Assume that each outcome is equally likely. List the outcomes in A and B. Are A and B mutually exclusive?
A. {5, 6, 7, 8, 13, 14, 15}; yes B. { }; no C. {5, 6, 7, 8, 13, 14, 15}; no D. { }; yes
Multiply.
A. x2 - 16
B. x2 - 16x - 6
C. x2 + 16x - 6
D. x2 - 