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(5x+4)+(4x+14)+(6x-3)=180
15x+15=180
15x=165
x=11
Answered by
2
Answer:
(5x+4) +(4x+14)+(6x-3)=180 :- (angle sum property of triangle)
5x+4+4x+14+6x-3=180
15x+15=180
15x=180-15
15x=165
x=165/15
x=11
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