Find the value of $\left|4-9\right|$

Find the value of $\left|7\right|\times \left|-4\right|$

Find the value of $|3x - 5| = 1$

Find the value of $|7–2x|=5$.

Find the value of $\left|\frac{8-x}{2}\right|=5$

Solve $\left|5+\frac{x}{4}\right|=5$

Which one of the following is an irrational number?

Which of the following is an irrational number?

Decimal expansion of which of the following is non-terminating recurring?