A shoe store provides women’s shoes for sizes 5 to 11. Write a compound inequlity for shoes sizes they do not provide for.

The figure above shows the lengths of thesides of a rectangle in cm. find the valuesof x and y and then the area of the rectangle. sides: top= 3x - yleft= 3y + 4bottom= 2x + yright= 2x - 3 use both methods, elimination and substitution, if possible.

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

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?