Use f(x)=-2x+5 to find x when f(x)=11

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asked Jul 27, 2022 81.1k views

1 Answer

Realn · Answer 1 · 2022-07-31T11:42:46+0000

When it asks this question, ultimately you want to plug 11 into x because its f(x). 11=-2+5.

Then you subtract 5 on both sides because of the opposite of addition is subtraction.

6=-2x

now divide on both sides

x=-3

Use f(x)=-2x+5 to find x when f(x)=11

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