Question

Help plz..
21-3+18*7

Answer 1

`\sf21 - 3 + 18 * 7`

`\sf = 21 - 3 + 126`

`\sf = 147 - 3`

`\sf = 144`

Answer 2

`21 - 3 + 18 * 7 \\ 21 - 3 + 126 \\ 21 + 123 \\ 144`

hope helpful <3" ;)