Please help no links

Answer:
x=11
Step-by-step explanation:
These add up to 180 since a straight line = 180 degrees
Your equation is: 4x+15+11x=180
15x+15=180
15x=165
x=11
Answer:
X=11
HOPE THIS HELPS
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Step-by-step explanation:
4x+15+11x=180
15x+15=180
180-15=165
165/15=11
X=11