Question

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Answer 1

i cannno t see that picture bud butttt hope this helps it is 643222 + ( . ) = 2

Answer 2

65°+(3x-10)°+(2x)°=180°
(3x-10)°+(2x)°=180°-65°
(3x-10)°+(2x)°=115°
3x-10+2x=115°
5x-10=115
5x=115+10
5x=125
x=125/5
x=25
so if x=5 then we just replace the x in the formulas
(3x-10)=3×25-10=75-10=65°
So B=65°
(2x)°=2×25=50°
And C=50°
A+B+C=65°+65°+50°=180