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What is the solution to the system of equations? x + 2y = 10 3x + 4y = 8
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40 votes
What is the solution to the system of equations? x + 2y = 10 3x + 4y = 8

User Rianoc
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2 Answers

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18 votes
x + 2y = 10 —> 2x + 4y = 20
3x + 4y = 8

Minus both equations:
x = -12

Substitute x into an equation
-12 + 2y = 10
2y = 22
y = 11
User ProfVersaggi
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22 votes
22 votes

Explanation:

using substitution method

What is the solution to the system of equations? x + 2y = 10 3x + 4y = 8-example-1
User Hiren Bhut
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