The x-intercept is found when "y" has no value
4x-3(0)=12
4x=12
x=3
x-int. = 3
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It's the equation of a straight line with a slope of -1.5 and a y-intercept of -3.
12
-12
Do you mean 4x-3y = 12 then it is at (3, 0)
4x + 3y = 12 3y = -4x + 12 y = -4/3x + 4 The slope is therefore -4/3 (the coefficient of the x term) The y intercept is 4 (the value of y when x = 0)