Answer:
x+y=5
Step-by-step explanation:
y=-x+5
add x to both sides
x+y=5
The answer to your question is 92
One reason that negative numbers would not make sense for values of the variables is that the solution having a negative value is not valid. It might be that the expression represents a real word problem and a negative value will not make any sense. Hope this helps.
Linear because x moves up by 3 and y moves up by 7
