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3 years ago

Lines DE and AB intersect at point C.

Mathematics

1 answer:

alexandr402 [8]3 years ago

3 0

Answer:

Step-by-step explanation:

2x+2+5x+3=180 (angles on a straight line)

7x+5=180

7x=180-5

7x=175

x=25 (dividing both sides by 7)

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