Determine whether the system corresponding to the given augmented matrix is consistent or inconsistent. If it is consistent, give the solution.
A. consistent; z = -3; (-9)
B. consistent; x = 0, y = 0; (0, 0)
C. consistent; x = 0, y = -3; (0, -3)
D. inconsistent
Answer: D
You might also like to view...
Simplify the rational expression. If the expression is already in simplest form, state this as your answer.
A. 
B. 
C. 
D. 
Solve.Madison, Lionel, and Maria enter a 48.7-mile bicycle team relay race. They complete the course in 2.44 hours. What was their average speed on the course? (Round to the nearest tenth.)
A. 5.0 mi/hr B. 0.5 mi/hr C. 200.0 mi/hr D. 20.0 mi/hr
Solve the problem.The surface area of a balloon is given by S(r) = 4?r2, where r is the radius of the balloon. If the radius is increasing with time t, as the balloon is being blown up, according to the formula 
find the surface area S as a function of the time t.
A. S(r(t)) = 
?t6
B. S(r(t)) = 
?t9
C. S(r(t)) = 
?t3
D. S(r(t)) = 
?t6
Write the fraction or mixed number as a percent. If necessary, round the percentage to the nearest tenth.
A. 87.5% B. 35% C. 200% D. 3.5%