Does anyone know this solution for this equation?
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Answer:
Step-by-step explanation:
3x + 3y = 14
12x + 12y = 56 ⇔ [tex]\left \{ {{3x+3y=14} \atop {3x+3y=14}} \right.[/tex]
The system is consistent and dependent ⇒ It's impossible to use the Cramer's rule.