Classify the equation as being an identity, a contradiction, or having one unique solution.2x - 7 = 2x + 1

A. identity
B. one unique solution
C. contradiction


Answer: C

Mathematics

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Graph the function and determine the values of x for which the function is continuous. If the function is not continuous, determine the reason.f(x) =  

A.

Continuous for all x
B.

Not continuous at x = -3;
function not defined
C.

Not continuous at x = -3; 
small change
D.

Not continuous at x = -3; 
small change

Mathematics

Select from the list of numbers all that belong to the specified set.Rational numbers8, , -16, 0, , 0.1

A.  
B. 8, -16, 0, , 0.1
C. 8, 0,  
D. , 0.1

Mathematics

Which of the numbers are the given type of number?14, , -23, 0, Real numbers

A. 14, -23, 0, 
B. 14, -23, 0, 
C. 14, -23, 0, 
D. 14, -23, 0, 

Mathematics

Simplify. Assume that all variables represent any real number.

A. -x
B. -
C. x
D.

Mathematics