How do you know if a function is even or odd?

Find the solution of system of equation y= x-4 y=4x+2

Landon wrote that 3−2.6=4. which statement about his answer is true?

Find the equation of a line that is perpendicular to line g that contains (p, q). coordinate plane with line g that passes through the points negative 3 comma 6 and 0 comma 5 3x − y = 3p − q 3x + y = q − 3p x − y = p − q x + y = q − p