Answer:

Step-by-step explanation:
Given

Required
Rewrite to show y-intercept
We have: 
Subtract x from both sides

Divide both sides by z

<em>The y intercet is: </em>
<em></em>
Answer:
Step-by-step explanation:
Fist you add -13 to 6y and than 4x that should be 69420
Step-by-step explanation:
EF is a segment so it's a line with the end points as E and F. Line RS bisects(cuts in half) line EF. Then where the two lines meet is where A is.
Hope this helped.
To get x by itself, you would add 13 to both sides. x=115