What is the y intercept of the line given by the equation y=5 - 21

Amineral forms from water at the edge of a lake. which statements best describe this mineral? check all that apply. the mineral formed from lava. the mineral formed through evaporation. the mineral formed when hot water cooled. the mineral crystallized from magma. the mineral crystallized from dissolved elements and compounds.

The lines marked by the letters a, b, and c on the map above represent a. chains of volcanoes b. earthquake fault lines c. thin strips of heavy forests d. major rivers that flow from north to south

Largest layer of atmosphere international space station orbits ultraviolet radiation causes ionization the phrases describe what layer of earth's atmosphere?