Sketch the graph of the equation.y = - x

A.

B.

C.

D.


Answer: B

Mathematics

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Solve the problem.Mary and her brother John collect foreign coins. Mary has twice the number of coins that John has. Together they have 135 foreign coins. Find how many coins Mary has.

A. 18 coins B. 45 coins C. 90 coins D. 81 coins

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Decide whether the composite functions, f ? g and g ? f, are equal to x.f(x) = 3x, g(x) = 

A. Yes, yes B. Yes, no C. No, no D. No, yes

Mathematics

Suppose we draw a card from a well-shuffled deck of 52 cards. Find the specified probability.The probability of drawing an ace or a 6

A.
B.
C. 7
D.

Mathematics

Solve the problem.A painter is going to apply a special coating to a triangular metal plate on a new building. Two sides measure are 14.6 m and 6.4 m. She knows that the angle between these sides is 24.6°. What is the area of the surface she plans to cover with the coating? Round to the nearest square meter.

A. 42 m2 B. 19 m2 C. 44 m2 D. 17 m2

Mathematics