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babymother [125]
3 years ago
13

Do it for a brainly. (AND GE IT RIGHT) Please. Thank you.

Mathematics
1 answer:
Sauron [17]3 years ago
8 0
Opposite angles are equal so:
4x=5x-30
Solve this equation:
4x=5x-30
-x=-30
x=30 degrees
So 4x And 5x-30 is 120 degrees
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