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Solve the system by substitution. y = x + 6 y = 3x
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3 votes
Solve the system by substitution.
y = x + 6
y = 3x

User Pavan Kumar Sunkara
by
3.9k points

2 Answers

2 votes

Answer:

  • x = 3
  • y = 9

Explanation:

  • y = x + 6
  • y = 3x

Bring one of the equations into the other one:

3x = x + 6

3x - x = 6

2x = 6

x= 3

Then, bring the found value to find the value other variable:

y = 3x = 3(3) = 9

User Alexander Dzyoba
by
4.8k points
4 votes

Answer:

y=9

x=3

Explanation:

User Marco Prado
by
4.7k points
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