Help :( please I need some

asked Feb 12, 2022 73.6k views

17 votes

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5 votes

Answer: 5
21x-1=19x+11, when you solve this equation you’ll get a solution of 5

TroySteven answered Feb 13, 2022

4.9k points

3 votes

Answer:

21x-1=19x+11(by alternate exterior angle)

21x-19x=11+1

2x=12

X=12/2

X=6

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