[" 1.Give first the step you will use to separate the variable and then solve the cqual "],[[" (a) "x-1=0," (b) "x+1=0],[" (e) "y-4=-7," (f) "y-4=4]" (c) "x-1=5],[" (c) "x+4" will use to separate the variable and then solve the equ "]