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Evaluate when x = 4.

label Algebra
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x^2+(x-8)-4

Mar 17th, 2015

We plug in 4 where x is in the equations. This gives us 4^2+(4-8)-4. By following order of operations we square the 4 which gives us 16. We then do what is inside the parentheses, 4-8 which gives us -4. -4 - 4= -8. 16 + -8 = 8

Mar 17th, 2015

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