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arsen [322]
3 years ago
8

Write equation and solve for value of X

Mathematics
1 answer:
RUDIKE [14]3 years ago
8 0

31) x = 25 degrees

Equation: (2x+15) + x + 90 = 180 degrees

--> 3x+105 = 180

-------> 3x = 75

-------------> x = 25 degrees

32) x = 17 degrees

Equation: (x+52) + (3x+21) + 39 = 180 degrees

--> 4x+112 = 180

-------> 4x = 68

-------------> x = 17 degrees

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