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Pre-Algebra Examples
Step 1
Step 1.1
Divide each term in by and simplify.
Step 1.1.1
Divide each term in by .
Step 1.1.2
Simplify the left side.
Step 1.1.2.1
Cancel the common factor of .
Step 1.1.2.1.1
Cancel the common factor.
Step 1.1.2.1.2
Divide by .
Step 1.1.3
Simplify the right side.
Step 1.1.3.1
Divide by .
Step 1.2
Subtract from both sides of the inequality.
Step 1.3
Divide each term in by and simplify.
Step 1.3.1
Divide each term in by . When multiplying or dividing both sides of an inequality by a negative value, flip the direction of the inequality sign.
Step 1.3.2
Simplify the left side.
Step 1.3.2.1
Cancel the common factor of .
Step 1.3.2.1.1
Cancel the common factor.
Step 1.3.2.1.2
Divide by .
Step 1.3.3
Simplify the right side.
Step 1.3.3.1
Simplify each term.
Step 1.3.3.1.1
Divide by .
Step 1.3.3.1.2
Dividing two negative values results in a positive value.
Step 2
Step 2.1
Rewrite in slope-intercept form.
Step 2.1.1
The slope-intercept form is , where is the slope and is the y-intercept.
Step 2.1.2
Reorder and .
Step 2.1.3
Reorder terms.
Step 2.2
Use the slope-intercept form to find the slope and y-intercept.
Step 2.2.1
Find the values of and using the form .
Step 2.2.2
The slope of the line is the value of , and the y-intercept is the value of .
Slope:
y-intercept:
Slope:
y-intercept:
Slope:
y-intercept:
Step 3
Graph a dashed line, then shade the area below the boundary line since is less than .
Step 4