If I gave you 10 billion dollars what would you do with it

7x+8y=-18, 4x-9y=-3 solve the system of equations

The speed of a falling object increases at a constant rate as time increases since the object was dropped. which graph could represent the relationship betweent time in seconds, and s, speed in meters per second? speed of a falling object object over time

Given f(x)= 9x+1 and g(x)=x^3, choose the expression (f*g)(x)