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1 vote
I need help please and thank you
no links

I need help please and thank you no links-example-1
User Eschanet
by
3.5k points

1 Answer

6 votes

Answer:

5x-15=2x+21

5x-2x=21+15

3x=36

x=12

b= 45°

User Anders Rask
by
2.9k points