Find the gradients of lines A and B. y B. A 5 4 + NO 2 A B x 1 DNO O

The table respent two linear functions the equation respented by the first tables is given

[10 points, algebra 2]according to my answer key the restrictions are -1 and 4. but why not positive 1?

Match the scale and the actual area to the area of the corresponding scale drawing. scale: 1 inch to 4 feet actual area: 128 square feet scale: 1 inch to 7 feet actual area: 147 square feet scale: 1 inch to 8 feet actual area: 256 square feet scale: 1 inch to 5 feet actual area: 225 square feet area of scale drawing scale and actual area scale drawing area: 3 square inches arrowright scale drawing area: 8 square inches arrowright scale drawing area: 4 square inches arrowright scale drawing area: 9 square inches arrowright