Question

decide wheathee d=3 is a solution of equation 3d + 3 = 12​

Answer 1

Answer:

d = 3 is a solution for the equation

Step-by-step explanation:

Put d = 3 in the equation

3(3) + 3 = 12

9 + 3 = 12

12 = 12

Hence, it is a solution.

Answer 2

Answer:

Yes, d=3

Step-by-step explanation:

3d+3=12

3d=12-3

3d= 9

d=3