Solve y=4x-1; y=3x+6 by substitution

   [2]    y = 3x + 6

   [1]    (3x+6) - 4x = -1

  [1]     - x = -7

    [1]    x = 7  

     y = 3x+6

    x= 7

    y = 3(7)+6 = 27  

  {y,x} = {27,7}  

Hope this helps!

Have an amazing day :)

135 is your answer

step-by-step explanation:

try 180 times three then divide that number by 4 (sides) to get your answer. im glad to : )