Question

Me ajudem por favor
A) ×+7×-10-3×=0
B) 2×-8-6-1-9×=0

Answer 1

a)×+7×-10-3×=0
x+7x=0+10+3
8x=13
x=13/8

b)2×-8-6-1-9×=0
2x=0+8+6+1+9
2x=24
x=24/2
x=12

disponha