Write the algebraic expression described. Simplify if possible.Two numbers have a sum of 50. If one number is q, express the other number in terms of q.
A. q - 50
B. q + 50
C. 50 - q
D. 50 - 2q
Answer: C
Mathematics
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- 9 = x
A. 
B. - 
C. 
D. 
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How many units of a 10% solution are needed to prepare 300 units of a 7% solution?
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__________ units
Fill in the blank(s) with the appropriate word(s).
Mathematics
Solve the problem.A reflecting telescope contains a parabolic mirror. If the mirror is 16 inches across at its opening and is 2 feet deep, where will the light be concentrated?
A. 0.7 in. from the vertex B. 0.1 in. from the vertex C. 0.3 in. from the vertex D. 8 in. from the vertex
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Graph the function.f(x) = 2(x - 3)
A. 
B. 
C. 
D. 
Mathematics