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Mathematics 7 Online
OpenStudy (anonymous):

If f(x) = 5x + 3 and g(x) = 2x + 3, what is f(g(x)) ? 10x + 21 10x + 18 10x + 15 10x + 12

OpenStudy (anonymous):

2nd

OpenStudy (anonymous):

Plug g(x) into f(x) 5(2x+3)+3

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