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25-02-2021
Mathematics

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25-02-2021

Answer:

x=20°

y=75°

Step-by-step explanation:

2y + 3x-10= 180 (angles on a straight line add to 180)

3x-10+5x+30=180 (corresponding angles on parallel lines are equal, angles on a straight line add to 180)

solve both equations and you get the answer :)

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