christinabenoit38 christinabenoit38
  • 09-07-2016
  • Mathematics
contestada

In the system -12c+3d=6 and -3c +6d=-9, which expression could you use for substitution

Respuesta :

carrah13
carrah13 carrah13
  • 09-07-2016
you can not use either of them because neither of them have a variable= to the eqaution
ex.) y= 3x+25
Answer Link

Otras preguntas

If i give my sister 17 dollars, then we will have the same amount of money. if instead she gives me 23 dollars, then i'll have three times as much money as she
PLEASE HELP! The phone case you want to buy is marked down 30%, and you have a 25% off coupon. You pay $42.00. Can this equation be used to find the original pr
When making a location decision at the country​ level, which of these would be​ considered? a. ​land/construction costs b. location of markets c. ​air, rail,​ h
Which expression is equivalent to 8+18a−2+6a? A.24a+6 B.24a + 10 C.8(1+2a)−(2+6a) D.30a
A chemical weathering process in which polar water molecules surround individual ions
What is 143-1 1/20 please how meeeee I'm stupid but I just have to check my work if I got it right
Which art category does this image most reflect? Explain your answer.
Calling Genius Mathematicians!!!!!! Please Help!!!!!!! 7 and 8!!!!!!
mr samuel buys a sheet of stamps. there are 4 rows with 7 stamps in each row. how many stamps does mr samuel's buy?
What did the election of roosevelt mean to many american industrial workers?