Text다음줄로 변경과 좌측 정렬을 어떻게 하는지 궁금합니다.

다음화 보고 어느정도 해결되었습니다.
1. Text오류랑
3. 우측정렬은 해결하였는데

2번 Text좌측 정렬이 안 됩니다.

import 'package:flutter/material.dart';

void main(){
  runApp(const MyApp());
}

class MyApp extends StatelessWidget {
  const MyApp({Key? key}) : super(key: key);

  @override
  Widget build(BuildContext context) {

    return MaterialApp(
      home: Scaffold(
        appBar: AppBar(
          title: Text('금호동3가'),
          actions: const [Icon(Icons.search), Icon(Icons.star), Icon(Icons.star)],
        ),
        body: Container(
          height: 150,
          padding: EdgeInsets.all(3),
          child: Row(
            children: [
              Flexible(
                flex: 3,
                child: SizedBox(
                  child: Image.asset('logo.png'),
              ),),
              Flexible(
                flex: 7,
                child: SizedBox(
                  child: Column(
                    mainAxisAlignment: MainAxisAlignment.spaceEvenly,
                    children: [
                    Text('캐논 DSLR 100D(단렌즈, 충전기 16GB메모리 포함', style: TextStyle(fontWeight: FontWeight.w700, fontSize: 20),),
                    Text('성동구 행당동, 끌올 10분전', style: TextStyle(fontWeight: FontWeight.w500, fontSize: 15, color: Colors.blueGrey),),
                    Text('210,000원', style: TextStyle(fontWeight: FontWeight.w700, fontSize: 20), ),
                    Row(
                      mainAxisAlignment: MainAxisAlignment.end,
                      children: const [
                        Icon(Icons.favorite),
                        Text('4'),
                      ],
                    )
                  ],
                ),
              ),),
            ],
          ),
        ),
      ),

    );
  }
}