行: go; conduct; row; carry out. JLPT N5; 6 strokes.
行 expresses going and accomplishing; it also indicates a line of text or a row and, in compounds, a bank (銀行).
On readings: コウ in 旅行 (りょこう, journey), 銀行 (ぎんこう, bank), 行動 (こうどう, action, behavior), 飛行機 (ひこうき, airplane). ギョウ in 行事 (ぎょうじ, event, occasion), 行列 (ぎょうれつ, row, procession), 行儀 (ぎょうぎ, good manners) and in the sense of 'line': 一行 (いちぎょう, a line). アン is extremely rare: 行脚 (あんぎゃ, pilgrimage on foot), 行灯 (あんどん, paper lantern).
Kun readings: いく (行く, to go) is the everyday verb; the -te form is irregular: 行って (いって). ゆく is a more literary variant of the same verb and appears in words like 行方 (ゆくえ, where someone is) and 行く先 (ゆくさき, destination). おこなう (行う) means 'to carry out, to hold' (会議を行う, to hold a meeting).
Remember: with 行く the destination takes に or へ: に indicates the precise destination, へ highlights the direction. 一行 is read いちぎょう (a line) or いっこう (a party).
学校に行きます。
gakkou ni ikimasu.
I go to school.
Follow the steps in order. Each new stroke is highlighted.
Stroke paths: KanjiVG, CC BY-SA 3.0. Sequential diagrams derived from the original paths.