9514 1404 393
Answer:
true for all values of d; an infinite number of solutions
Explanation:
Most folks find it convenient to eliminate the fractions as a first step. Here, we can do that by multiplying the equation by 12.
4(2d) +(d +3) = 3(3d +1)
9d +3 = 9d +3
This is true for all values of d. The equation has an infinite number of solutions.