Q.8 Solve 2x - 15 = 25 and state the axiom used. 

Asked by sbidipak | 15th Jul, 2017, 12:39: PM

Expert Answer:

begin mathsize 16px style straight x – 15 equals 25
Using space Axiom comma space if space equals space are space added space to space the space equals comma space the space wholes space are space equal.
Thus comma space on space adding space 15 space to space both space sides comma space we space have
straight x – 15 plus 15 equals 25 plus 15
rightwards double arrow straight x equals 40 end style

Answered by Rashmi Khot | 16th Jul, 2017, 08:53: PM