Exercício Resolvido de Inequações
e)
\( -4x+4\geqslant 0 \)
\[
\begin{gathered}
-4x+4\geqslant 0\\
\qquad\qquad\quad-4x\geqslant -4 \qquad (\times -1)\\
4x\leqslant 4\\
x\leqslant\frac{4}{4}\\
x\leqslant 1
\end{gathered}
\]
\[ \bbox[#FFCCCC,10px]
{V=\left.\phantom{{}}\right]\;-\infty; 1 \;\left.\phantom{{}}\right]}
\]