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elana elana
  • 10-03-2014
  • Mathematics
Answered

Solve this system by using substitution:
 
y=7x-10
y=-3

Verified Answer :

deathstrike001
deathstrike001 deathstrike001
  • 11-03-2014

lets use substitution
y=7x-10
y=-3

so 
-3=7x-10
7=7x
1=x

now lets check
y=7(1)-10
y=-3

therefore both equations have the same value

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