Advertisements
Advertisements
Question
Find out which operation must be done on both sides of these equation in order to solve them.
x + 9 = 11
Sum
Advertisements
Solution
Subtract 9 from both sides
x + 9 = 11
⇒ x + 9 − 9 = 11 − 9 (Subtract 9 from both sides)
⇒ x + 0 = 2
⇒ x = 2
shaalaa.com
Is there an error in this question or solution?
