Why do you hear sound/static from radio waves?

Combine like terms. do not forget to use the distributive property to simplify the first term. 2(3y + 5k) - 2k

One of the brightest comets of the 20th century was comet hyakutake, which passed close to the sun in early 1996. the orbital period of this comet is estimated to be about 30,000 years. find the semi-major axis of this comet’s orbit. compare it to the average sun-pluto distance and to the distance to alpha centauri, the nearest star to the sun, which is 4.3 light-years distant.

How many time zone are there on earth