Answer:
<A=35
Step-by-step explanation:
70+x+79+x+39=180
2x+188=180
2x=-8
x=-8/2 or -4
<A=x+39
<A=-4+39
-11
3 - 11 = -8
2 12/19
6/11=x/33 is not a proportion because they aren't equal to each other.