Question

2[d+6]=18 ch6 equation​

Answer 1

Answer:

d=3

Step-by-step explanation:

d+6 = 9

d = 3

Answer 2

Answer:

2[d+6]=18

2d+12=18

2d=18-12

2d=6

$d = \frac{6}{2} \\ \\ d = 3 \\ \\ \\ \\ so \: your \: answer \: is \: 3$