Question

2(×-1) +3 (×-2) +5 (×+5)=0

Answer 1

Explicação passo-a-passo:

2(×-1) +3 (×-2) +5 (×+5)=0

2x-2+3x-6+5x+25=0

2x+3x+5x-2-6+25=0

5x+5x-8+25=0

10x+17=0

10x=0-17

10x=-17

x=>-17/10