Lamarda62
Lamarda62
09-04-2015
Mathematics
Answered
Y=-5x and 21x-7y=28 using substation method
Answer :
parkerandrew92
parkerandrew92
09-04-2015
21x - 7(-5x) = 28
21x + 35x = 28
56x=28
56 = 56
x = .5 or 1/2
Answer Link
VIEW ALL ANSWERS ( 55+ )
Other Questions
What is the missing sequence number 8,14,21,29,?,3
What is the missing circle sequence number 40,20,?,40,20,10
What is the missing circle sequence number 40,20,?,40,20,10
What is the missing sequence number 8,14,21,29,?,3
What is the missing circle sequence number 40,20,?,40,20,10
What is the missing circle sequence number 40,20,?,40,20,10
What is the missing circle sequence number 40,20,?,40,20,10
What is the missing circle sequence number 40,20,?,40,20,10
What is the missing sequence number 8,14,21,29,?,3
What is the missing circle sequence number 40,20,?,40,20,10