Question

If three angles of a triangle are (3x -40) deg, (x+ 15) deg and (2x – 35) deg, then x equals

Answer 1

Answer:

40°

Step-by-step explanation:

(3x-40)+(x+15)+(2x-35)=180

Or,3x-40+x+15+2x-35=180

Or,6x-60=180

Or,x=180+60=240

Or,x=240/6=40°

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