Question

Resolvendo a inequação x - 5 > x-1/3, obtém-se: escolha uma
a.x<7
b.x>_7

Answer 1

Resolução da questão, veja:

$\mathsf{x-5~>~\dfrac{x-1}{3}}}}\\\\\\\\\ \mathsf{3x-15~>~ x-1}}}}}\\\\\\\\\ \mathsf{3x-x~>~-1+15}}\\\\\\\\\ \mathsf{2x~>~14}}}\\\\\\\\\ \mathsf{x~>~\dfrac{14}{2}}}\\\\\\\\\\ \large\boxed{\boxed{\boxed{\boxed{\boxed{\boxed{\boxed{\mathsf{x~>~7.}}}}}}}}}}}}}}}}}}}}}}}}}}$

Espero que te ajude '-'