Question

What is the length of side BC of the triangle?

Answer 1

3x-3=180 add 3 to both sides 180+3
Rewrite: 3x=183
Divide 3 to both sides 183/3
Rewrite: x=61
To check plug 61 in for c
3(61)-3=180
3(61)=183
183-3=180
183-3=180
180=180
Hope this helps have a nice nite if you need anymore help just let me know