Question

15. x=m<1=I'll upload a picture of my HW

Answer 1

Opposite angles are the same

Then:

`\begin{gathered} 6x+4=8x\text{ - }18 \\ 18+4=8x\text{ -}6x \\ 22=\text{ 2x} \\ x=\text{ 22/2} \\ x=11 \end{gathered}`

So: (Remember the line has a 180º degrees