Solve the equation.
+ 11 = x + 7
A. {2, 8}
B. 
C. {8}
D. {-4}
Answer: C
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Solve the problem.Yvette has up to $5000 to invest and has chosen to put her money into telecommunications and pharmaceuticals. The telecommunications investment is to be no more than 5 times the pharmaceuticals investment. Write a system of inequalities to describe the situation. Let 
to be invested in telecommunications and 
to be invested in pharmaceuticals.
A. x + y = 5000 x ? 5y x ? 0 y ? 0 B. x + y = 5000 y ? 5x x ? 0 y ? 0 C. x + y ? 5000 5x ? y x ? 0 y ? 0 D. x + y ? 5000 x ? 5y x ? 0 y ? 0
Use the factor theorem to determine if x - c is a factor of f(x). If so, use synthetic division to write f(x) in the form 
f(x) = x3 + 343; x + 7
A. (x + 7)(x2 - 7x + 49) B. (x + 7) is not a factor C. (x + 7)(x2 + 49) D. (x + 7)(x2 + 7x + 49)
Work the application and answer with a complete sentence.An employee was paid $49,170 during the first half of last year. During the second half, she was paid $59,321. How much more was her income during the second half?
A. The employee's income was $10,151 more during the second half of last year. B. The employee's income was $108,491 more during the second half of last year. C. The employee's income was $10,050 more during the second half of last year. D. The employee's income was $108,390 more during the second half of last year.
Draw a complete graph so that it has the given type of symmetry.Symmetric with respect to the x-axis
A. 
B. 
C. 
D. 