Respuesta :
[tex] \huge \boxed{✦ \: \underline{ \frak Aиѕᴡєя} \: ✦}[/tex]
here we go ~
[tex] \qquad \sf \dashrightarrow3(w + 2)[/tex]
now, plug in the value of w ;
[tex]\qquad \sf \dashrightarrow3(5 + 2)[/tex]
[tex]\qquad \sf \dashrightarrow3(7)[/tex]
[tex]\qquad \sf \dashrightarrow21[/tex]
The required value is 21
[tex] \qquad\large\boxed{ \underbrace{ \mathbb{ANSWER}}}[/tex]
We are given an expression with a variable and the value of the variable is given. We just have to substitute the variable with the given value and solve...
[tex]\pink{⊱─━━━━━━━━⊱༻●༺⊰━━━━━━━━─⊰}[/tex]
[tex] \tt \: 3(w + 2)[/tex]
- w = 5
[tex] \bf \: 3 \times (5 + 2)[/tex]
[tex] \bf \: 3 \times 7[/tex]
[tex] \bf \underline{ \underline{21}}[/tex]