Answer:
slope = -
Step-by-step explanation:
the equation of a line in slope- intercept form is
y = mx + c ( m is the slope and c the y- intercept )
given
x + 3y = 2 ( subtract x from both sides )
3y = - x + 2 ( divide all terms by 3 )
y = -
x +
← in slope- intercept form
with slope m = -