Answer:
x=161/10 =16.100
Step-by-step explanation:
Combine Like Terms
Since these are supplementary angles (two angles which sum to 180°) we can say:
4x+x=180 combine like terms on left side
5x=180 divide both sides by 5
x=36°
Hey there!!
The answer is (13)(21)(7).
Hope this is what ur looking for.
~ TRUE BOSS