Indicate whether the ordered pair is or is not a solution to the given system.
(2, -6)
A. Solution
B. Not a solution
Answer: B
Mathematics
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Solve.An order consists of 64 screws. Of these, #8 machine screws make up five less than twice as many #6 machine screws. If the #8 screws cost 3 cents each and the #6 screws cost 5 cents each, what is the total cost of the order?
Fill in the blank(s) with the appropriate word(s).
Mathematics
Divide and simplify.
A. 20x5 + 16x2 + 4 B. 5x8 + 4x5 + 1x3 C. 5x5 - 4x2 - 1 D. 5x5 + 4x2 + 1
Mathematics
Simplify, where possible.7(7a - 4)
A. 49a - 4 B. 49a - 28 C. -196a D. 7a - 28
Mathematics
Solve the problem.How many ways can a president, vice-president, and secretary be chosen from a club with 11 members? Assume that no member can hold more than one office.
A. 33 B. 6 C. 165 D. 990
Mathematics