Question

Is x=-7 an equation that describes a function

Answer 1

Xy + 7 = x + y is not a linear equation because the term xy has degree 2. x + 3y2 = 6 is not a linearequation because the term 3y2 has degree 2. ... x = (constant). is a linear equation but does notdescribe a function

Answer 2

No it is not. unless it doesnt pass threw another point