Question

if three angles if triangle are (2x+15) , 85, and (x+20) find the value of x

Answer 1

2x + 15 + 85 + X + 20 is equal to 180 then 3x + 35 + 85 is equal to 180 then 3x + 120=180
3X=60
X=20...

Answer 2

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