Answer:
The equivalent expression for [tex]4d-4[/tex] is [tex]4(d-1)[/tex]
Step-by-step explanation:
The distance in feet that Karina swims in a race is represented by 4d - 4, where is d is the distance for each lap.
To get equivalent expression we factor the expression 4d-4
Greatest common factor is 4
Factor out 4 from the expression 4d-4
when we factor out 4, we divide each term by 4
[tex]4d-4[/tex]
[tex]4(d-1)[/tex]
The equivalent expression for [tex]4d-4[/tex] is [tex]4(d-1)[/tex]