Enter the equation in standard form y=4/5x-6/5

Trigonometry hellllllpppppppp asap

The volume of a cube is 8 in to the 3rd power. how long is each side?

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)