Factor. Check by multiplying.45 - 10x
A. 5(9 - 2x)
B. 5(9 - 10x)
C. 5(2 - 9x)
D. (9 - 2)5x
Answer: A
Mathematics
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Graph the numbers on a number line.1, 5, 7, 3
A. 
B. 
C. 
D. 
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Solve.A researcher measured the weights of three substances in a laboratory: Substance A (18.01 g), Substance B (17.9 g), and Substance C (18.1 g). Which substance was the heaviest?
A. Substance C B. Not enough information C. Substance B D. Substance A
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Solve the logarithmic equation.log 3 (x + 6) + log 3 (x - 6) - log 3 x = 2
A. 12, -3 B. -3 C. 12 D. No solution
Mathematics
Find all values that make the expression undefined.
A. 4 B. 0.25 C. Never undefined D. 0
Mathematics