Answer:
the product of twice is 6
X=6.62
x+1.91=8.53
you have to subtract 1.91 from both sides of the equation to get x alone on one side of the equation. Once you do that you end up with x on one side and 6.62 on the other side, giving you the answer to x.
I don't understand the question but if I think what I think the question is asking me I would say 2 feet
From my understanding -4/5 is bigger.