9x times 42 degrees
plz hurry

The triangles are similar. what is the value of x? show your work.

You are on a cycling trip around europe with friends. you check the weather forecast for the first week. these are the temperatures for the week. sun mon tues wed thurs fri sat 16°c 20°c 24°c 28°c 28°c 23°c 15°c what is the mean temperature forecast for the week?

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)