Question

Resolva a equação 5x – 27 = – 4x, sendo U = Q. E marque a alternativa correta.

a) 2              b) 3               c) 4   d) 5 ​

Answer 1

Resposta:

B) x = 3

Explicação passo a passo:

Resolva a equação 5x – 27 = – 4x

5x + 4x = 27

9x = 27

x = 27/9

X = 3

sendo U = Q. E marque a alternativa correta.

B) X = 3

Answer 2

$\large\boxed{\begin{array}{l}\sf Resolva\,a\,equac_{\!\!,}\tilde ao\,5x-27\,=-4x, Sendo\,\mathbb{U=Q}.\\\sf E\,marque\,a\,alternativa\,correta.\\\tt a)2\\\tt\!\!\! \bullet b)3\\\tt c)4\\\tt d)5\\\underline{\sf soluc_{\!\!,}\tilde ao}\\\rm 5x-27=-4x\\\rm 5x+4x=27\\\rm 9x=27\\\rm x=\dfrac{27}{9}\\\rm x=3\end{array}}$