amberzeis
amberzeis amberzeis
  • 14-02-2017
  • Mathematics
contestada

Prove x×y=y×z then x=y when z doesn't equal 0

Respuesta :

sirwill007
sirwill007 sirwill007
  • 14-02-2017
x = y
x times y = y times z

we can use the number 2 for x
x=2
y=2

2 x 2 = 2 x z
4 = 2z

divide both sides by 2

2 = z

So, x=y=z=2 they are the same value no matter what number is used.
Answer Link

Otras preguntas

The area between z=0 and z=1 under the standard normal curve is ?
round 3.28 to the nearest thousandth
HELP URGENTLY!! CALCULATE THE VOLUME OF THE CONE
Is (pie-22/7) a rational,irrational or zero?
What aspect of a story is mostly to change when presented in a different medium?
What event prompts Telemachus to embark on his own journey?
let f(x) = 2x + 2. solve f-1 (x) when x=4
What’s the measure of JKL?
The North Pole is tilted closest to the sun during the: winter solstice summer solstice vernal equinox autumnal equinox
Which of the following sentence best describes a buffer? A. Buffers resist change in pH of solutions by neutralizing excess acid or base. B. Buffers change