Respuesta :
Answer:
value of [tex]2d+3[/tex] when d=8 is 19.
Step-by-step explanation:
Given the expression: [tex]2d+3[/tex] ....[1]
Here, d is the variable.
when d = 8
Substitution property of equality states that:
if x =y then x can be substituted in y in any equation and y can be substituted in x.
Substitute d= 8 in [1] we have;
[tex]2(8)+3[/tex]
⇒[tex]16+3[/tex]
⇒19
Therefore, the value of [tex]2d+3[/tex] when d=8 is 19