A school is constructing a rectangular play area against an exterior wall of the school building. It uses 120 feet of fencing material to enclose three sides
the play area
е l
w
school building
D. Write an equation to represent, the length of the play area in feet, as a function of w, the width in feet
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c. Write an equation to represent A the area in square feet, as a function of w, the width in feet