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erastova [34]
3 years ago
15

I need to know what “x” in the angle measures

Mathematics
1 answer:
arlik [135]3 years ago
5 0
X=[(x+60°)-20°]/2
x=(x+60°-20°)/2
x=(x+40°)/2
Solving for x: Multiplying both sides of the equation bu 2:
2x=2(x+40°)/2
2x=x+40°
Subtracting x both sides of the equation:
2x-x=x+40°-x
x=40°

Answer: x=40°
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