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(a-100)-(80-2 X(1 7 + 4 X 2))] :6=45


Răspuns :

Răspuns:

(a-100)-(80-2 × (1+7+4 × 2)) : 6 = 45

(a-100)-(80-2 × (1+7+8)) : 6 = 45

(a-100)-(80-2 × 16) : 6 = 45

(a-100)-(80-32) : 6 = 45

(a-100)-(48) : 6 = 45

(a-100)-48 : 6 = 45

(a-100)-8 = 45

a-100-8 = 45

a-108 = 45

a = 45 + 108

a = 153

Deci, valoarea lui a este 153.