PLEASE HELP ASAP!! Picture included

The suare root of 9x plus 7 plus the square rot of 2x equall to 7

The midpoints of the sides of the large square are joined to form a smaller square. what is the area of the smaller square

Will give let f(x)=2x and g(x)=[tex]2^{x}[/tex] graph the functions on the same coordinate plane. what are the solutions to the equation f(x)=g(x) ? enter your answers in the boxes x=[? ] or x=[? ]