simba196 simba196
  • 01-08-2016
  • Mathematics
contestada

a + c =150
9a + 6c = 1155

Respuesta :

konrad509
konrad509 konrad509
  • 01-08-2016
[tex]a+ c =150\\ 9a + 6c = 1155\\\\ a+c=150\\ 3a+2c=385\\\\ -2a-2c=-300\\ \underline{3a+2c=385}\\ a=85\\\\ 85+c=150\\ c=65 [/tex]
Answer Link

Otras preguntas

what does presence of mesosaurus fossils tell about the initial location and positioning of south america africa antarctica
When it comes to handing children with special needs who don't respond to ordinary guidance strategies an early childhood professional may have to do three of t
Scientist are trying to find a way to turn off the genes that cause genetic disease. This would be a type of
Somatization is associated with a. schizophrenia. b. depression. c. conversion disorder. d. paranoia.
What is the Difference between 97 and 79
Do u think tiger could survive in the unfamiliar habitat
An EVEN number of negative signs results in a:__________________
which is an example of the impact of genetic research on the environment? dna typing genetic testing genetically modified organisms human genome project
What information is missing from this advertisement?o A) whereo B) whyo c) whenQ D), how
What was a direct effect of the Emancipation Proclamation?