If land was cleared 100 years ago for farming and has recently returned to its natural state, covered with plants and trees, what has taken place? a. ecological succession b. evolutionary succession c. secondary succession d. primary succession

there are 35 white marbles

step-by-step explanation:

y- yellow marbles

4y + 5 = 45

subtract 5 from both sides

4y = 40

divide for from both sides

y = 10

plug in 10 to get 40 yellow marbles then subtract by 5 to get 35 marbles

thus there are only 10 yellow marbles

the answer is d. exposing corruption in the church

d. groundwater flows through the subsoil and deposits minerals.