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3 votes
Help I really need the answer to this.​

Help I really need the answer to this.​-example-1
User Bartvbl
by
7.9k points

2 Answers

5 votes

It’s either b or c

It either of those.

User Gagandeep
by
7.7k points
3 votes

Answer:

3

Explanation:

The sides are congruent so you can write the equation (4x+9)=21.

Now you subtract 9 from 21 and you get 4x=12.

All you gotta do now is divide and you get x=3.

Hope this helps!:)

User Rendon
by
8.4k points

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