Yes this is correct because that angle in is with the other angles to
Answer:
slope is 0
Step-by-step explanation:
First you simplify both sides
Multiply -1 by x and 7
-x-7-16=x-3
Subtract -16 from -7
-x+9=x-3
Add 3. To both sides
-x+12=x
Add x to both sides
12=2x
Divide both sides by 2
6=x
80+45=125
360-125=235
180-80=100
180-45=135
135+100+125=360