Answer:


Explanation:
The model above shows a weigh balance which can be represented by an equation have two sides, of which must be equal to each other.
On the right of the equation, we have 5 "x" and 1 "-", which can be represented as:
.
On the other side, we have 6 "-1", which can be represented as: -6.
The equation that can be used to solve x is:

Solve for x. Add 1 to both side


Divide both sides by 5

