Solve the logarithmic equation.log4(9x - 9) = 1
A. 
B. {4}
C. 
D. 
Answer: A
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Solve for the specified variable.P(1 + rt) = A, for r
A. P - tA
B. 
C. 
D. 
Solve the problem.A(x) = -0.015x3 + 1.05x gives the alcohol level in an average person's bloodstream x hours after drinking 8 oz of 100-proof whiskey. If the level exceeds 1.5 units, a person is legally drunk. Would a person be drunk after 4 hours?
A. Yes B. No
Write an equation in slope-intercept form for the line shown.
A. y = -x - 4 B. y = x + 4 C. y = x - 4 D. y = -x + 4
Estimate the sum as indicated. Then answer the question.Estimate the following sum by first rounding to the nearest hundred. Does the estimate give you reason to doubt the stated sum?
A. Estimate: 138,200 ; no B. Estimate: 126,200 ; no C. Estimate: 138,200 ; yes D. Estimate: 126,200 ; yes