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a+b=180
ax2=bx3
a=? b=?


Răspuns :

a+b=180
ax2=bx3

2a=3b
a=3/2b
3/2b+b=180
3b+2b=360
5b=360:5
b=72

a+b=180
a+72=180
a=180-72
a=108