Simplify.400 - 24? 24 ÷ (4?3 - 2?2)

A. 352
B. 364
C. 764
D. 1152


Answer: A

Mathematics

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Solve the system of equations using Cramer's rule.4x - 15y = 1-16x + 3y = -23

A.
B.
C.
D.

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Rationalize the denominator. Assume that all variables represent positive values.

A.
B.
C.
D. u

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Add. Write the answer in lowest terms as a mixed number.

A. 42
B. 41 
C. 41
D. 40

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Translate the problem to a system of equations and then solve.Joan has a pocketful of dimes and quarters worth $2.35. If there are 16 coins in all, then how many are quarters?

A. 13 quarters B. 5 quarters C. 10 quarters D. 11 quarters

Mathematics