Solve the linear equation.4(3x + 1) - 50 = 7x - 1
A. {225}
B. {-9}
C. {9}
D. {45}
Answer: C
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Solve the problem.Given 
f(x) = Ll, 
f(x) = Lr , and Ll = Lr, which of the following statements is false? I. 
f(x) = Ll II. 
f(x) = Lr III. 
f(x) does not exist.
A. I B. II C. none D. III
Solve the problem.The formula P = 14.7e-0.21x gives the average atmospheric pressure, P, in pounds per square inch, at an altitude x, in miles above sea level. Find the average atmospheric pressure for an altitude of 2.3 miles. Round your answer to the nearest tenth.
A. 11.0 lb/in.2 B. 7.8 lb/in.2 C. 8.4 lb/in.2 D. 9.1 lb/in.2
Solve the compound inequality. Other than ?, graph the solution set on a number line.8x - 9 ? 31 or -x + 7 < -4
A. 
? (11, ?)
B. [5, 11)
C. 
D. (-?, 5] ? (11, ?)
Provide an appropriate response.The total number of reported cases of AIDS in the United States has risen from 372 in 2001 to 100,000 in 2009 and 200,000 in 2012. Does a linear equation fit this data? Explain.
What will be an ideal response?