U
solving a formula for a variable
try it
solve for the width in the formula for the area of a rectangle.
vritten formula to find the width of a rectangle with an area
w=a-1
w=al
w
=1/a
w= all

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.