graph the linear equation Y 2 0SolutionThe given equation i

graph the linear equation Y + 2= 0

The given equation is y+2=0

Subtract 2 from each sides of the equation so that y can be isolated. So,

y+2-2=0-2

y=-2

There is no x, which means that for all values of x, the value of y is only -2. So, plot y=-2 and then pass a horizontl line from y=-2.