Put in -4 for y
13x=4x+4(-4)
Subtract 4x from both sides
9x= -16
Divide both sides by 9
X=-16/9
Answer:

Step-by-step explanation:
Since line m is parallel to line n, therefore:
(consecutive interior angles are supplementary)
Solve for x
Add like terms

Add 7 to both sides


Divide both sides by 11


The Answer is:
(5a2-3a+8)+(-4a2-1)+(15a+11)
Answer:
x xjjkdjbdnnxuhxnmdujxnxlxuxbx
Answer: The answer is C :) hope that helps
Step-by-step explanation: