Question

2 telefoane si 8 laptopuri costa 14.400 lei 2 telefoane si 3 laptopuri costa 7675 lei

Answer 1

2 t ............ 8 l ................ 14 400 lei
2 t ............ 3 l ................ 7 675 lei
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/ 5 6 725
5×t=6 725
t=6 725:5
t=1 345
2×t+8×l=14 400
2×1 345+8×l=14 400
2 690+8×l=14 400
8×l=14 400-2 690
8×l=11 710
l=11 710:8
l=1 463,rest 75
Sper ca te - am ajutat