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Mathematics>Standard Multiple Choice
Read the following SAT test question and then click on a button to select your answer.
If the graph of the function f is a line with slope 2, which of the following could be the equation of f?
(A)f(x)= 4x-2
(B)f(x)= 2x+ 4
(C)f(x)= -(2x)-2
(D)f(x)= (1/2)x + 2
(E)f(x)= -((1/2)x) + 1/2
