solve the equation
3 (d+15)-18d=0
3(d+15) - 18d = 0
3d + 45 - 18d = 0
-15d + 45 = 0
-15d = -45
d = -45 / -15
d = 3
Therefore, the solution to the equation is d = 3.
3 (d+15)-18d=0
3d + 45 - 18d = 0
-15d + 45 = 0
-15d = -45
d = -45 / -15
d = 3
Therefore, the solution to the equation is d = 3.