Solve the equation.7.9m - 4.1 - 12.2m = -9.4 - 4.3m + 5.3
A. 0
B. -0.9
C. all real numbers
D. no solution
Answer: C
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Graph the equation using a graphing calculator.r = 2 sin 3? csc ?
A. 
B. 
C. 
D. 
Identify the fraction as a proper fraction, an improper fraction, or a mixed number.
A. Mixed number B. Improper fraction C. Proper fraction
Solve the problem.A set of chairs costs $190. The sales tax is $7.60. What is the sales tax rate and what is the total price paid?
A. 0.4%, $197.60 B. 6%, $197.60 C. 4%, $197.60 D. 5%, $197.60
Formulate but do not solve the problem
The Coffee Shoppe sells a coffee blend made from two coffees, one costing $3.00/lb and the other costing $4.00/lb. If the
blended coffee sells for $3.70/lb, find how much of each coffee is used to obtain the desired blend. (Assume the weight of
the blended coffee is 100lb.) Let x be the weight of coffee with price $3.00/lb.
