Maths By SK

1. Give first the step you will use to separate the variable and then solve the equation. (a) x – 1 = 0 Solution:-  x = 0 + 1  x = 1 (b)  x  + 1 = 0 Solution:- x  = 0 – 1 x = – 1 (c)  x  – 1 = 5 Solution:-  x  = 5 + 1  x = 6 (d) …

1. Complete the last column of the table. S. No. Equation Value Say whether the equation is satisfied (Yes/No) (i) x + 3 = 0 x = 3 (ii) x + 3 = 0 x = 0 (iii) x + 3 = 0 x = -3 (iv) x – 7 = 1 x = 7 (v) x – 7 = 1 x = 8 (vi) 5x = 25 …