Question

2(x+1)+1=x+15aflati termenul necunoscut?

Answer 1

1). 2(x+1)+1=x+15
2x+2+1=x+15
2x-x= -2-1+15
x=-3+15
x=12
sau
2). 2(x+1)+1=x+15
2x+2+1=x+15
2+1-15= -2x+x
-12=x
x={+12;-12}
nu stiu daca e corect :)

Answer 2

2(x+1)+1=x+15 2 (x+1)=x+14 2x+2=×+14 2×=×+12 X=12