5x - y = 1 and - 10x + 2y = 3

Why does less erosion & more deposition take place on the outside bank of a meander?

Based on current rates the earths human population is expected to grow how much by 2050

Which characteristics of temperature and salinity have the greatest influence on the movement of deep-ocean currentsa. warm and low salinityb. cold and high salinityc. cold and low salinityd. warm and high salinity