(4d-3) + (12d+4)

1 answer

To simplify the given expression:

(4d - 3) + (12d + 4)
= 4d - 3 + 12d + 4 [Removing the parentheses]
= (4d + 12d) + (-3 + 4) [Rearranging the terms]
= 16d + 1 [Simplifying the addition]

Therefore, the simplified expression is 16d + 1.