Question

Solve for d. 5+d>5−d

Answer 1

`\large\boxed{d>0\to d\in(0,\ \infty)\to d\in\mathbb{R^+}}`

Explanation:

`5+d>5-d\qquad\text{subtract 5 from both sides}\\\\5-5+d>5-5-d\\\\d>-d\qquad\text{add}\ d\ \text{to both sides}\\\\d+d>-d+d\\\\2d>0\qquad\text{divide both sides by 2}\\\\(2d)/(2)>(0)/(2)\\\\d>0`