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40° 7x+3 60° Please put steps in your answers
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40°
7x+3
60°

Please put steps in your answers

40° 7x+3 60° Please put steps in your answers-example-1
User Derek Joseph Olson
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5 votes

Answer:


(7x+3)^o+40^o+60^o=180^o\ \ \ \text{[Sum of interior angles of a triangle is 180}^o.]\\\text{or,\ }7x^o+103^o=180^o\\\text{or,\ }7x^o=77^o\\\text{or,\ }x=11^o

User Kusal Dissanayake
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