Dividing decimals 7 dividing by 1.4

Apark is in the shape of a rectangle. the park authorities are planning to build a 2-meter-wide jogging path in the park (shown as the shaded region in the image). what is the area of the jogging path? plz

Dots sells a total of 279 t-shirts ($2) and shorts ($4). in april total sales were $670. how many t-shirts and shorts did dots sell?

An equation in slope-intersept form the lines that passes thought (-8,1) and is perpindicular to the y=2x-17.