Simplify the expression. All variables represent positive real numbers.
A. 
B. y12
C. y6
D. y20
Answer: C
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Solve the problem.Bob and Fred play the following game. Bob rolls a single die. If the result is the number 1, 2, 3, 4, or 5 , Bob must pay Fred the number of dollars indicated by the number rolled. If a 6 is rolled, Fred must pay Bob $45. Find Fred's expectation.
A. -$5.00 B. $0.00 C. -$10.00 D. $4.00
Graph the linear equation by finding and plotting its intercepts.9y = 6x - 27
A. 
B. 
C. 
D. 
Change the word statement to an equation. Use x as the variable.
of a number plus 2 equals 15.
A. 
x = 2 + 15
B. 
(x + 2) = 15
C. 
x + 2 = 15
Solve using any appropriate method. If the system has an infinite number of solutions, use set-builder notation to write the solution set. If the system has no solution, state this.9x + 9y = -274x + 3y = -14
A. No solution B. (-10, 4) C. (-5, 2) D. (5, 2)