What value of x makes f (x) = 5 if f (x) = - 2x + 25?

Question

Mathematics

Joselyn Haynes

Today, 03:22

What value of x makes f (x) = 5 if f (x) = - 2x + 25?

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Answers (2)

Know the Answer?

Big Bird · Answer 1

Set the f (x) equation equal to 5 so that f (x) = - 2x + 25 = 5, then subtract 25 from both sides so that - 2x = - 20 then divide by 2 and solve for x which should give you 10

Willie Frost · Answer 2

5 = - 2x + 25

-20 = - 2x

20 = 2x

x = 10

The answer is 10