Graphing an Inequality
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For inequality, 3x - 2y < 7
a) What is the slope?
b) What is the y-intercept?
c) Is the line dashed or solid?
d) Is the area shaded below or above the line?
e) Which Quadrant(s) is the area shaded: I, II, III, IV?
f) Is (1,-3) the solution to the inequality?
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Solution Summary
The expert graphs inequality slopes and y-intercepts.
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For inequality, 3x - 2y < 7
a) What is the slope?
b) What is the y-intercept?
First, pretend this is an equality and solve for y:
3x -2y = 7
-2y = -3x + 7
y = (3/2)x -7/2
The slope is 3/2 and the y-intercept is -7/2
c) Is the line dashed or solid?
d) Is the area shaded below or above the line? ...
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