9s + 3 = 57 what is the answer what is s

Greenthe fossil record is the history of life recorded byhuman observationgod.climatologists.remains of the past.

The body of water found at number 4 on the map above is the

Prior to the mt. st. helens eruption on may 18, 1980, satellite and topographic views of the volcano were captured. based on the topographic map of mt. st. helens, what is the contour interval if the volcano height is 2,950 m? question 9 options: 600 m 400 m 750 m 500 m