Solve.4x + 5 - 9x = 12
A. x = - 
B. x = - 
C. x = 4
D. x = - 
Answer: D
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Solve the problem.Find the slope of the line tangent to the curve y = csc 
at the point where x = 1.61. Round to the nearest hundredth.
A. 0.54 B. 0.40 C. -0.87 D. 1.73
Solve the problem.To the nearest dollar, the average tuition at a public four-year college was 
the year Jane enrolled there and 
when her sister entered college 3 years later. Find the average yearly increase in tuition from the year Jane began college to when her sister began (to the nearest dollar per year).
A. tuition increased $68 per year B. tuition decreased $68 per year C. tuition increased $85 per year D. tuition increased $79 per year
Find the following.Find -(-x) when x = 1.94.
A. -194 B. 194 C. 1.94 D. -1.94
Factor the trinomial, or state that the trinomial is prime.6x2 + 13xy + 6y2
A. (6x + 2y)(x + 3y) B. (3x - 2y)(2x - 3y) C. (3x + 2y)(2x + 3y) D. prime