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Find x if f(x)=-21: f(x)=2x+9​
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Find x if f(x)=-21: f(x)=2x+9​

User Andrew Harry
by
5.1k points

1 Answer

6 votes

Answer:

The answer is -33

Explanation:

f(x) = 2x + 9; f(x) = -21

= 2(-21) + 9

= -42 + 9

f(x) = - 33

Thus, The answer is -33

-TheUnknownScientist 72

User Vishnu Kunchur
by
5.3k points
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