(X+20°+ x° + X+10°)
Answers
Answered by
2
Answer:
3x+30
hope it helps u
pls mark as brainlist
Answered by
3
Step-by-step explanation:
(x+20+x+x+10)=0
3x+30=0
3x=30
x=30/3
x=10
please mark me as brainlist and thanks my answer
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