muhammad-thomas_60bd137fdbc47
muhammad-thomas_60bd137fdbc47
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Olá amigos, vamos resolver as questões de nosso amigo Gustavo: D) { 5x +3y = 23 { 2x - 4y = -22 ------------------------------------ Isole x: x=(23-3y)/5 2.(23-3y)/5-4y=-22 2.(23-3y)-4y.5=-22.5 46-6y-20y=110 -26y=-110-46 -26y=-156 y=-156…