Answer the question.Consider the linear equation in three variables x - y + z = 4. Find a pair of linear equations that, when considered together with the given equation, will form a system having no solution.
What will be an ideal response?
Answers will vary. (One example: x - y + z = 6 and 3x + 2y - z = 0)
Mathematics
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6.722 to the nearest hundredth
A. 6.72 B. 6.722 C. 6.73 D. 6.71
Mathematics
Find a quadratic function expressed in vertex form that models the data in the given table.
A. y = 2(x + 2009)2 + 5 B. y = 3(x - 2009)2 + 5 C. y = 3(x + 2009)2 + 5 D. y = 2(x - 2009)2 + 5
Mathematics
Solve the problem.A triangle has a base of 
and a height of 
. What is the best estimate for its area?
A. 144 B. 136 C. 2601 D. 144.5
Mathematics
Use the distributive property to rewrite the expression. Simplify if possible.
(81x + 12y)
A. 248(x + y) B. 27x + 4y C. 216x + 32y D. 248xy
Mathematics