Write the word sentence as an equation. 5 more than a number x is -4.
An equation is
Solve the equation.
X =

The unknown number is x .

An equation to find the value of x :-

Let us solve this equation :-

The value of x is -9 . Let us place -9 in the place of x , to check whether or not we have found out the correct value of x .

So :-

As the left hand side of the equation is equivalent to the right hand side of the equation, we can conclude that we have found out the correct value of x .

Therefore , -9 + 5 = -4 and ( x = -9 ) .