4(x+2):2+30(x + 2) : 2 + 30(x+2):2+30 + 25∗4−8025 * 4 - 8025∗4−80 = 180
2x+2x + 2x+2 + 120 + 20 = 180
2x + 4 = 40
2x = 36
x = 18
4(x+2):2+30(x + 2) : 2 + 30(x+2):2+30 + 25∗4−8025 * 4 - 8025∗4−80 = 180
2x+2x + 2x+2 + 120 + 20 = 180
2x + 4 = 40
2x = 36
x = 18