122k views
17 votes
The perimeter of the triangle is 34 cm. Solve for x.

X-3
x-3
5x-2
X =
type your answer.

2 Answers

13 votes

Answer:

x=6

Explanation:

The first thing you do is combine all the equations.


(x-3)+(x-3)+(5x-2)=34\\7x-8=34\\7x=42\\x=6\\

Now, with some quick algebra, you got it!

User Dave Clark
by
3.0k points
9 votes
5x-2+x-3+x-3 = 34
7x-8 = 34
7x/7 = 42/7
x = 6
User Sandeep Garg
by
3.4k points