👤
a fost răspuns

50-8×{45-[130+2×(60-a)]÷6}=10

Răspuns :

MarcusM
50 -8 x [ 45 - ( 130 + 120 - 2a ) ÷ 6 ] =10
50- 8 X ( 45 - 250 + 2a ÷ 6 ) =10

50 -8 x ( -205 + a/3) =10
50 + 1640 - 8a/3 =10
1690 - 8a/3 = 10
-8a/3 = 10 - 1690
8a/3= 1680
3*1680 = 8a
5040 = 8a
a= 5040/8
a = 630