Answer:
to find the value of x, just add . 5x +15, which is 20x, then add he 4x and 2x to equal 26x. the rest is hard to explain but ill try. no your gonna want to for abc, START AT A, then go to B, then C. for BCA, start at B, go to C, then A. lastly, for CAB, start at C, go to A, then B
Step-by-step explanation:
