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Juli2301 [7.4K]
2 years ago
14

I need the set up and I'm solving for x, please help.

Mathematics
2 answers:
lawyer [7]2 years ago
7 0
I think it is X equals 20 because there’s 180 degrees I a triangle and 100+40= 140 and you have e 40 remaining and since it’s 2x you do 40 divided by 2 which is 20 do the inverse to check
NemiM [27]2 years ago
6 0

Answer:

100 + 40 + 2x = 180

combine like terms

140 +2x = 180

-140         -140

2x = 40

/2    /2

x = 20

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