[tex] \dashrightarrow \sf \: 7p -3 ( p -10 )[/tex]
[tex] \\ \\ [/tex]
[tex] \dashrightarrow \sf \: 7p -3 ( p) - 3( -10 )[/tex]
[tex] \\ \\ [/tex]
[tex] \dashrightarrow \sf \: 7p -3 p + 30[/tex]
[tex] \\ \\ [/tex]
[tex] \dashrightarrow \sf \: 4p+ 30[/tex]
REQUIRED ANSWER:- 4p + 30
[tex] \\ \\ [/tex]
━━━━━━━━━━━━━━━━━━━━
Wallah! and all done. :)
