> > > the equation t^2 = a^3 shows the relationship between a planet's orbital period, t, and the planet's mean distance from the sun, a, in astronomical units, au. if planet y is k times the mean distance from the sun as planet x, by what factor is the orbital period increased? < <

Solve for x -2.3(r - 1.2 ) = -9.66 enter you answer as decimal.

Sophia wrote an equation to represent the revenue of a movie theater for one day. she let x represent the number of child tickets sold and y represents the nunver of adult tickets sold. if a child ticket cost $4, an adult ticket cost $6, and the total revenue for the daybwas $420, which equation could sophia use to represent the number of chikd and adult tickets that were sold?

Solve the system of equations. x=-2y+1 and x+2y=9. show work