Question

Please help me

6 (d+1) - 2d = 54

Answer 1

i will answer this but are there answer choices?

Answer 2

6(d+1) -2d=54

distribute the 6

6d+6 -2d=54

subtract 2d from 6d

4d+6 =54

subtract 6 from each side

4d=48

divide both sides by 4 to get d

d=48/4

d=12