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Substitution method x
Substitution method x pictures 5
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Substitution method
Substitution method x
x 2y 3 substitution method
x y 6 substitution method
x y 4 substitution method
solve by substitution method x y
solve by substitution method x
substitution method x y 5
substitution method x y 14
substitution method x
substitution method x y 14 xy 4
substitution method x and y
