Question

EXERCISE 4.2
1. Give first the step you will use to separate the variable and then solve the equation:
(a)x-1=0 (b) x+1=0 (c) r-1= 5
(e) y-4=-7 (1) y-4 = 4 gy- 4= 4
2. Give first the step you will use to separate the variable and then solve the equation:
(h) -3 = -4​

Answer 1

Answer:

+ 1 - 1 = 0; -1+1=0; +6-1= 5; -11-4=-7; 8-4=4; 2×4-4=4