Help needed I’m not good at geometry

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.

Jubal wrote the four equations below. he examined them, without solving them, to determine which equation has no solution. which of jubal’s equations has no solution hurry

Ne height of zak is 1.86 metres. the height of fred is 1.6 metres. write the height of zak as a fraction of the height of fred. give your answer in its simplest form.