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A°+B°+C° = 180°
(3x-5)°+(x+10)°+95° = 180°
3x° + x° - 5° + 10° + 95° = 180°
4x° + 100° = 180°
4x° = 180°-100°
4x ° = 80°
x = 80°/4°
x = 20°
BAC°= A°= 3x-5
= 3(20)-5
= 60-5
= 55° C.