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rezolvarea la 100-2×2×8-(35:a+15):4=63

Răspuns :

100-2×2×8 -(35:a+15):4=63
100 -4×8 -(35 :a+15 ):4 = 63
100 -32 -(35 :a+15 ):4 = 63
68 -(35 :a+15 ):4 = 63
68 -(35 :a+15 ) = 63 ×4
68-(35 :a+15)=252
35 :a+15 = 252 -68
35:a+15 = 184
35:a = 184 -15
35:a=169
a=169 ×35
a=5915