briannaweidenha briannaweidenha
  • 21-03-2014
  • Mathematics
contestada

How many solutions does the system 2y=10x-14 and 5x-y=7 have? need worked out step by step please!

Respuesta :

a630061087
a630061087 a630061087
  • 21-03-2014
these 2 equations are actually the same, 
hope u can understand.
Ver imagen a630061087
Answer Link
deathstrike001
deathstrike001 deathstrike001
  • 21-03-2014
2y=10x-14
5x-y=7

Divide both sides by 2 in the 1st equation
y=5x-7
Now substitute is to 2nd equation 
5x-5x+7=7
0=0

Therefore there is no solution or it is inconsistent 
Answer Link

Otras preguntas

Rome fought _____ wars against Carthage for commercial supremacy, known as the Punic Wars. One Two Three Four
What effect did nineteenth century trade embargoes and the war of 1812 have on American Industry? A.) Americans stockpiled British goods so they would have them
Woodchucks are classified in the same family as squirrels,but in a different family than mice.Do woodchuck have more in common with squirrels or mice ? Explain
Pet anacondas have escaped into the swamps of Florida.Why is that a problem
__________ in the Constitution, outlines the limitations on congressional powers.
What was the most important reason the Europeans come to the new world?
Why was the mayflower compact an important document for the Plymouth colony?
In 1792, the _____ abolished the French monarchy and established a republic.
One of the reasons Spain spread Christianity in the Americas was to gain favor with
Which of the following advantages was held by the British at the beginning of the war? British generals respected the fighting powers of their opponents. They h