Find the expression.u = -3i - 3j, v = 8i + 8jFind 4u + 7v.

A. 5i + 5j
B. 11i + 11j
C. 44i + 44j
D. -68i - 68j


Answer: C

Mathematics

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Add or subtract. Simplify the answer. - 

A. 1
B.
C.
D. 16

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Solve the system by substitution.x + y = -2x - y = -8

A. {(5, 4)} B. {(-5, 3)} C. ? D. {(-6, 4)}

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Evaluate the expression. ?

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

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Solve. Round to the nearest tenth, if necessary.What percent of 113,737 is 84,546?

A. 0.7% B. 74.3% C. 743.3% D. 7.4%

Mathematics