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1.) 2x + y = 3 2.) x - 2y = -1 If equation 1 is multiplied by 2 and then the equations are added, the result is 3x = 2 3x = 5 5x = 5

1.) 2x + y = 3 2.) x - 2y = -1 If equation 1 is multiplied by 2 and then the equations are added, the result is 3x = 2 3x = 5 5x = 5
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1.) 2x + y = 3

2.) x - 2y = -1
If equation 1 is multiplied by 2 and then the equations are added, the result is
3x = 2
3x = 5
5x = 5

User Fernando Lara
by
7.7k points

2 Answers

3 votes
5x=5 if it was any other solution, the equation woluld not make sense.
User Vit Veres
by
8.5k points
5 votes
5x=5
If it was any other solution, the equations would'nt make sense

User Mmoghrabi
by
8.1k points
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