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Y=x-6 3x + 2y=8 use the substitution method how to solve?

Y=x-6 3x + 2y=8 use the substitution method how to solve?
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Y=x-6 3x + 2y=8 use the substitution method how to solve?

User Eric Fode
by
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1 Answer

2 votes
Substituting y=x-6 into the equation,

3x + 2(x-6) = 3x + 2x - 12 = 5x - 12

5x - 12 = 8
5x = 20
x = 4
User Guy Bouallet
by
8.2k points
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