Question

/_A and /_B are vertical angles. If m_A = (2x – 4) and mZB = (x + 1)º,
then find the value of x.

Answer 1

1. Set each equation to each other. 2x-4=x+1
2. Subtract x from 2x. 2x-x-4=x-x+1
3. Add 4 to both sides. x-4+4=1+4
4. Answer to value of x=5.