Solve for x.
log₈(3x+1)+16=18

If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)

Need on this geometry question. explain how you did it.

How is working backward similar to solving an equation?