On a fraction line 6 friends want to equally share 3 yards of yarn how much yarn does each friend get

If f(x)=3x+1 and f^-1=x-1/3, then f^-1(7)=

In terms of x, find an expression that represents the area of the shaded region. the outer square has side lengths of (x+5) and the inner square has side lengths of (x-2), as shown. area: a1 x + a2 square units submit

What is the answer to this problem? ignore the work. what is the correct answer?