Pre-Algebra Examples

Graph -5y+7x=-5y+42
Step 1
Solve for .
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Step 1.1
Move all terms containing to the left side of the equation.
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Step 1.1.1
Add to both sides of the equation.
Step 1.1.2
Combine the opposite terms in .
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Step 1.1.2.1
Add and .
Step 1.1.2.2
Add and .
Step 1.2
Divide each term in by and simplify.
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Step 1.2.1
Divide each term in by .
Step 1.2.2
Simplify the left side.
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Step 1.2.2.1
Cancel the common factor of .
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Step 1.2.2.1.1
Cancel the common factor.
Step 1.2.2.1.2
Divide by .
Step 1.2.3
Simplify the right side.
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Step 1.2.3.1
Divide by .
Step 1.3
The variable got canceled.
All real numbers
All real numbers
Step 2
Since is a vertical line, there is no y-intercept and the slope is undefined.
Slope: Undefined
y-intercept: No y-intercept
Step 3
Find two points on the line.
Step 4
Graph the line using the slope, y-intercept, and two points.
Slope: Undefined
y-intercept: No y-intercept
Step 5