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RESOLUCION DE PROBLEMAS 2*2 - Coggle Diagram

- - - - ■8(3𝑥&+5𝑦&=72𝑥&−𝑦&=−4)
        
        𝑥=(7−5𝑦)/3 𝑥=(−4+𝑦)/2
        
        14−10𝑦=−12+3𝑦
        
        −10𝑦−3𝑦=−12−14
        
        13𝑦=26
        
        𝑦=26/13
        
        𝑦=2
        
        3𝑥+5(2)=7
        
        3𝑥+10=7
        
        3𝑥=7−10
        
        𝑥=(−3)/3
        
        𝑥=−1