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What is x if f (x) = 4x + 13 = 9

What is x if f (x) = 4x + 13 = 9
asked 88.3k views
5 votes
What is x if f (x) = 4x + 13 = 9

asked
User Mohammed Naji
by
8.3k points

2 Answers

4 votes

Answer:

-1.

Explanation:

4x + 13 = 9

4x = 9 -13

4x = -4

x = -4/4

X = -1

answered
User Dhinckley
by
8.4k points
4 votes

Answer:

-1

Explanation:

4x + 13 = 9

4x + 13 - 13 = 9 -13

4x = -4

-4/4 = -1

X = -1

answered
User TrollBearPig
by
8.7k points
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