Question 1(b)
Give first the step you will use to separate the variable and then solve the equation:
x + 1 = 0

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Solution

x+1=0
$\Rightarrow$ x+1-1 =0-1[subtracting 1 both sides]
$\Rightarrow$ x = -1

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Give first the step you will use to separate the variable and then solve the equation:
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