How do u substituye in alegebra

Type the correct answer in each box, round your answers to the nearest integer 20 25 30 in the figure, the perimeter of hexagon abcdef is approximately w units, and its area is square units

Fast! find the length of cu. the triangles are similar. show your work.

You buy a veido game for $60 and the sales tax is 8% what is the total cost for the game including the sales tax