Question

13×{[8+(15-3-4)×2-(8+2×2)]+(6+4×3)-18}=

PFF me responde

Answer 1

13×{[8+(15-3-4)×2-(8+2×2)]+(6+4×3)-18}=
13× {[8+8×2-(8+4)] +(6+12)-18}
13×{[16×2-12]+18-18}
13×{32-12]+18-18}
13×20= 260