Solve.Claire has received scores of 85, 88, 87, and 95 on her algebra tests. What score must she receive on the fifth test to have an overall test score average of at least 90?
A. 95 or greater
B. 94 or greater
C. 93 or greater
D. 96 or greater
Answer: A
Mathematics
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Simplify. 
A. 
B. 
C. 
D. 
Mathematics
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.5x + 5y = 69x + 9y = 18
A. (18, 9) B. {(x, y)|5x + 5y = 6} C. (1, 1) D. No solution
Mathematics
Find the least common denominator of the rational expressions.
and 
A. x( x + 3)( x - 3)2 B. x( x - 3) C. ( x2 + 3)( x2 - 3) D. x( x + 3)( x - 3)
Mathematics
Write the indicated term of the binomial expansion.(6x + 2y)9; middle two terms
A. 580,608x3y6 and 15,676,416x6y3 B. 15,676,416x5y4 and 5,225,472x4y5 C. 5,225,472x5y4 and 1,741,824x4y5 D. 1,741,824x3y6 and 47,029,248x6y3
Mathematics