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selecia12
selecia12 selecia12
  • 25-01-2017
  • Mathematics
Answered

using substitution how do u solve

3y+2x=6

and 5y-2x=10

Verified Answer :

Anonymous Anonymous
  • 25-01-2017

3y+2x=6
5y-2x=10
--------------add
8y = 16
y = 2

3y+2x=6
3(2)+2x=6
6 + 2x = 6
2x = 0
x = 0

answer: x = 0 and y = 2 or (0,2)

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deleonsisi
deleonsisi deleonsisi
  • 25-01-2017

the answer is x=-9 and y=8

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