Question

calcula "x"porfavor..​

Answer 1

Explicación paso a paso:

${h}^{2} = m \times n$

${ \sqrt{42} }^{2} = (x)(x + 1)$

$42 = {x}^{2} + x$

$42 = {6}^{2} + 6$

$x = 6$