9a. Which equation is set up correctly
to solve for x in the following
diagram?
7 + 18x
20.x - 5
1) 20x - 5+ 7 + 18x = 90
2) 20x - 5 + 7 + 18x = 180
3) 20 X - 5 = 7 + 18x
4) 20x - 5 + 7 + 18x = 360

9a Which equation is set up correctly to solve for x in the following diagram 7 18x 20x 5 1 20x 5 7 18x 90 2 20x 5 7 18x 180 3 20 X 5 7 18x 4 20x 5 7 18x 360 class=