You can use the expression 2l + 2w to find the perimeter of a rectangle where l is the length and w is the width. Use the expression to find the perimeter of the rectangle. Show your work. Btw for the picture it’s question number 8

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For the equations below which statement is true ? -2x=14 6x=-42

The rumpart family is building a new room onto their house. the width of the new room will be 16 feet. the length of the room will be 4% greater than the width. write an expression to find the length of the new room. what will be the area of this new room?