x+ (x+2) + (x+4) + (x+6)=68
4x+12=68
4x+12-12=68-12
4x=56
dividing both side by 4,
x=14
what are the numbers: 14,16,18,20. Add them and you'll get 68
BUT, THE QUESTION IS WHAT IS TWICE THE SMALLEST INTEGER so,
Twice the smallest integer is
2x= 2(14)
x=28
