Question

calcular la X
${x}^{2} - 9 = 10$
$x \div 8 + 3 = 10$
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Answer 1

Respuesta:

¡ hola !

Calcular X :

1)

${x}^{2} - 9 = 10$

${x}^{2} - 9 - 10 = 0$

$(x - 10)(x + 1) = 0$

X1 = 10

x2 = -1

Los valores de x son = 10 ; -1

2)

$\frac{x}{8} + 3 = 10$

$\frac{x}{8} = 10 - 3$

$\frac{x}{8} = 7$

$x = 7 \times 8$

$x = 56$

Saludos

Answer 2

Respuesta:

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