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Lv 5
Can anyone help solve this problem using substitution?
2x = y + 5
3x + y = 9
Find the POI using substitution.
2 Answers
Relevance
- 8 years agoFavorite Answer
2x = y+ 5
y= 2x - 5
and we have
3x + y = 9 , y= 2x - 5
then
3x + 2x - 5 = 9 x = 14/5 y = 3/5
- Anonymous8 years ago
y = 2x - 5
x = 14/5
y = 3/5
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