Question

Como resolver?
x/2 - 1 ≥ 3 - x/2

Answer 1

$x \div 2 - 1 \geqslant 3 - x \div 2 \\2x \div 2 \geqslant 4 \\ 2x \geqslant 8 \\ x \geqslant 4$

Answer 2

$\frac{x}{2}-1 \geq 3-\frac{x}{2}\\ \\ x-2 \geq 6-x\\ \\ x+x \geq 6+2\\ \\ 2x \geq 8\\ \\ x \geq 4$