please help me plzzzzzzzz
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2x + 3y = 180° { sum of angles on a straight line is 180°}
Given x = 30°
=> 2(30°) + 3y = 180°
=> 60° + 3y = 180°
=> 3y = 120° => y = 40°
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Answer:
the answer is 40
Step-by-step explanation:
2x=2×30=60°
so,
3y+60=180
3y=180-60
3y=120
y=120/3
y=40
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