If possible, solve the system below by the method of elimination.
A. 
B. 
C. 
D. 
E. 
Answer: D
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Rationalize the denominator. Assume that all variables represent positive real numbers.- 
A. - 
B. - 
C. - 
D. - 
Solve the problem.An environmental organization has 27 members. Each member will be placed on exactly 1 of 4 teams. Each team will work on a different issue. The first team has 10 members, the second has 5, the third has 4, and the fourth has 8. In how many ways can these teams be formed?
A. 1.088886945 × 1028 B. 2.067267771 × 1014 C. 2.653572529 × 1022 D. 2.584084713 × 1013
Multiply the polynomials using the special product formulas. Express the answer as a single polynomial in standard form.(3x - 5y)2
A. 9x2 - 30xy + 25y2 B. 3x2 + 25y2 C. 9x2 + 25y2 D. 3x2 - 30xy + 25y2
Express the number as an equivalent decimal. Use bar notation for repeating decimals.
A. 2.275 B. 2.225 C. 2.2175 D. 2.2875