Solve for x 6x-18-3x<27-2x

In the equations, a and b represent the price per night for a room in hotel a and hotel b, respectively, w weeks after september 1 last autumn. what was the price per night in hotel a when it was equal to the price per night in hotel b? a = 240 − 20w b = 320 − 30w

Of four points are collinear, they are also coplanar

Is it true that product of 3 consecutive natural numbers is always divisible by 6? justifyyour answer