Drag each equation to show if it could be a correct first step to solving the equation 3(6 + x) = 24. i dont have the picture

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

Which of the following answers is 5/25 simplified? 1/5 5/5 2/5 1/25

On a string instrument, the length of a string varies inversely as the frequency of its vibrations. an 11-inch string has a frequency of 400 cylces per second. find the frequency of a 10-icnch string.