How can you indentify the opposite and the absolute value of a rational number?

Write a corresponding real world problem to represent 2x - 125=400

You have a 32-foot fence around a square garden. there are 4 equal sections. you paint 13 of one section of the fence. what fraction of the fence did you paint? you have a 32-foot fence around a square garden. there are 4 equal sections. you paint 13 of one section of the fence. what fraction of the fence did you paint?

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?