Question

ayudenme con procedimiento

Answer 1

Respuesta:

${y}^{2} = 9 \\ y = 3$

${x}^{2} + {y}^{2} = 13 \\ {x}^{2} + 9 = 13 \\ {x}^{2} = 13 - 9 \\ {x}^{2} = 4 \\ x = 2$

$x + y = 2 + 3 = 5$