SOLUTION: Solve by substitution. x = y + 3 and 3x - 2y = 4
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Algebra: Expressions involving variables, substitution
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Question 48789
:
Solve by substitution.
x = y + 3 and 3x - 2y = 4
Answer by
checkley71(8403)
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X=Y+3 THEN 3(Y+3)-2Y=4 OR 3Y+9-2Y=4 OR Y=-5 THUS X=-5+3 OR X=-2