therefore, he applied in 2015 successfully for the participation in our chapter. but what are the other options? considering that we smile when we feel most comfortable and happy, it seems silly that feeling self-conscious about our teeth stops us from doing so with confidence and ease. one way to guess would be to go to the nearest field to our spot and measure the temperature there, while also measuring it at our spot. x + 2y  6, 0  x  4 and y  0. 