ZE and ZF are vertical angles with mZE=5x + 10 and mZF=71-12
What is the value of x?
Enter your answer in the box.
x =
help. if you need to, look at the picture​

ZE and ZF are vertical angles with mZE5x 10 and mZF7112What is the value of xEnter your answer in the boxx help if you need to look at the picture class=
Relax