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a fost răspuns

(99-b-3×8)+2×3=8×2+5×10

Răspuns :

Renatemambouko
(99-b-3×8)+2×3=8×2+5×10
75-b+6=16+50
81-b=66
b=81-66
b=15
Dedea45
(99-b-3x8)+2x3=8x2x5x10,75-b +6=16+50,81-b=66,b=81-66,b = 15