Răspuns :
a*a=25
a²=25
a=✓25
x=5
a*b=40
b=40/5
b=40/5
b=8
b*c=32
c=32/b
c=32/8
c=4
a+b+c=5+8+4=17
a²=25
a=✓25
x=5
a*b=40
b=40/5
b=40/5
b=8
b*c=32
c=32/b
c=32/8
c=4
a+b+c=5+8+4=17
a×a=25
a=a
5×5=25
5×b=40/:5
b=8
8×c=32/:8
c=4
5+8+4=17
sper ca te-am ajutat
a=a
5×5=25
5×b=40/:5
b=8
8×c=32/:8
c=4
5+8+4=17
sper ca te-am ajutat