simba196
simba196
01-08-2016
Mathematics
contestada
a + c =150
9a + 6c = 1155
Respuesta :
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
VER TODAS LAS RESPUESTAS ( 81+ )
Otras preguntas
I need help with this math please help
f+3.8=9.2 in simplest form
Human geographers have noted a connection between economic development and the economic activities in which a country is involved. A. Define primary, secondary,
Which statements describe the movement of ocean currents around the globe? Check all that apply. Strong winds force warm water to sink to the ocean floor. The C
10. How were the Mycenaeans and the Minoans similar? They did not enslave anyone or tolerate slavery in any form. They had an organized and strong central gover
420+666+911+21 equals:
Read the passage. And thus they fought all the long day, and never stinted till the noble knights were laid to the cold earth. And ever they fought still till
Real gross domestic product: A) will increase if the price level increases. B) can change from one year to the next even if there is no change in output. C) wil
What do technical writers need to do when using an image?
Which physical feature minimizes population density in Northern Africa?
