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Vaselesa [24]
3 years ago
12

Solve for x. A triangle equals 180

Mathematics
1 answer:
Arlecino [84]3 years ago
8 0
90+36+ (13x+3)=360 Use this to solve for x. First step is to simplify: 129+13x=360
Now subtract 129 from both sides: 13x=231
Divide by 13 on both sides: x =17.77
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