Determine if the given ordered triple is a solution of the system. x + y + z = 6 x - y + 2z = 132x + y + z = 8(2, -1, 5)
A. No
B. Yes
Answer: B
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Solve the problem.Find the slope of the tangent to the curve of the intersection of the surface 2z = 
and the plane x = 1 at the point 
A. 
B. 
C. 
D. 
Complete.21,120 ft = 
mi
A. 4.5 B. 4 C. 5 D. 105.6
Write the statement using symbols.The product of 40 and 8 equals 320.
A. 40 ? 8 = 320
B. 40 + 8 = 48
C. 
= 5
D. 40 - 8 = 32
Even with most of the problem missing, it is possible to tell whether a suggested answer is reasonable. Determine whether the answer given is reasonable. If it is unreasonable, move the decimal point or insert a decimal point to make the answer reasonable.How long did it take her to walk a mile?1.9 minutes
A. Unreasonable, should be 1900 minutes B. Unreasonable, should be 190 minutes C. Reasonable D. Unreasonable, should be 19 minutes