Question

I need help solving algebra equations to teach my kid. D-4=12.4 D=?

Answer 1

Answer: $d=16.4$

Step-by-step explanation:

Step 1) Add 4 to both sides: $d-4+4=12.4+4$

$d=16.4$

Answer 2

Answer: D=16 please give brainliest

Step-by-step explanation:

D-4=12

first add +4 to both sides to reverse it

D=16 and to make sure its right

lets substutie for D

16-4=12

12=12

correct