To put the equation 3y - 9 = 2x in y-intercept form (y = mx + b):
3y - 9 = 2x
3y = 2x + 9 (add 9 to both sides of the equation)
y = 2/3 x + 3 (divide all terms by 3)
The y-intercept is the b term in the equation, which in this example is 3.
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The y-intercept equals 0.
Without an equality sign it cannot be classed as an equation
-1
Slope-Intercept Form: y = -2x +1
y = -2x+5 Slope: -2 Intercept: 5