Solve the following system of equations by substitution. what is the solution set? y=-2x+3
x-2y=-1

You receive 15% of the profit from a car wash how much money do you receive from a profit of 300

Which expression is rational? 6. , square root two, square root 14, square root 49

On traditional maps, earth is represented in a flat plane, or by euclidean geometry. however, a globe is a more accurate model that comes from elliptical geometry.how does a globe represent the fact that there are no parallel lines in elliptical geometry? the equator is not parallel to any other latitudinal lines. the north and south poles are never connected by a geodesic. the geodesics connecting the north and south poles never intersect. the geodesics connecting the north and south poles intersect at both of the poles.