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Need help ASAP 10 points. Must be correct.

Need help ASAP 10 points. Must be correct.-example-1

1 Answer

6 votes

the two base angles are the same and it makes a straight line

5x-40 + 5x=180

combine like terms

10x -40 = 180

add 40 to each side

10x = 220

divide by 10

x =22

answered
User MartaGalve
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