Ravi solved an algebraic equation by adopting the following steps: 2x + 14 = 26 ⇒ 2x = 26 - 14 ⇒ 2x = 12 ⇒ 2x2 = 122 ⇒ x = 6 Which primary method did he adopt in the step '⇒ 2x = 26 - 14'?

If the shares of Raju, Ankit, and Anuj in a total sum of 1 are 0.625, 0.04, and 0.229 respectively, and the remaining share belongs to Ranjan, then the share of Ranjan is:

What is the square root of (7 + 2√10)?

If x2 + 1x2 = 7, then what is the value of x + 1x?