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Mathematics 8 Online
OpenStudy (anonymous):

What is the correct input-output table for the function f(x) = 7 – 4.5x?

OpenStudy (marissalovescats):

Your inputs would be your xs and your outputs would be your ys. So if I had the x value of 1, to find the right y value for that we would plug in 1 into the equation: 7-4.5(1) Make sense?

OpenStudy (marissalovescats):

So when x-1 y would equal 7-4.5(1) which is 2.5

OpenStudy (anonymous):

Input (x) 1 3 4 6 10 Output f(x) 2.5 -6.5 -11 -20 -38 ?

OpenStudy (marissalovescats):

Those would be correct because each x value corresponds with the y. AKA if you plug that x value into the equation 7-4.5x you will get that y value.

OpenStudy (anonymous):

it is b

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