Add or subtract. Assume all variables represent nonnegative real numbers. - 

A. 2 - 4
B. 2 - 4
C. 4 - 2
D. 6


Answer: B

Mathematics

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Match each description below with the letter of the correct number set. ?

A. natural B. whole C. integer

Mathematics

Solve the problem.Suppose that f is continuous and that and   Find 

A. -7 B. -21 C. 21 D. -3

Mathematics

Provide an appropriate response.Solve the following system of equations using the substitution method:5g - 2h = 24 g = 2h

Fill in the blank(s) with the appropriate word(s).

Mathematics

Write the whole number in standard form.Six thousand, eight hundred forty-seven

A. 6047 B. 60,847 C. 600,847 D. 6847

Mathematics