Which expressions below are equivalent to 2(2x + 1)? Select all that apply.

A) 4x + 2

B)2(1 + 2x)

C) 2(2x) + 1

D) 2x + 1 + 2x + 1

E) x + x + x + x + 1 + 1

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The graph shows the distance y, in inches, a pendulum moves to the right (positive displacement) and to the left (negative displacement), for a given number of seconds x. how many seconds are required for the pendulum to move from its resting position and return? enter your answer in the box.

Bring the fraction a/a-4 to a denominator of 16-a^2

The function below show how much jayna and hannah charge for babysitting. which statement best compares the two plants?