Graph y=2x

Graph y=2x
Use the slope-intercept form to find the slope and y-intercept.
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The slope-intercept form is , where is the slope and is the y-intercept.
Find the values of and using the form .
The slope of the line is the value of , and the y-intercept is the value of .
Slope:
y-intercept:
Slope:
y-intercept:
Any line can be graphed using two points. Select two values, and plug them into the equation to find the corresponding values.
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Find the x-intercept.
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To find the x-intercept(s), substitute in for and solve for .
Solve the equation.
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Rewrite the equation as .
Divide each term by and simplify.
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Divide each term in by .
Cancel the common factor of .
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Cancel the common factor.
Divide by .
Divide by .
x-intercept(s) in point form.
x-intercept(s):
x-intercept(s):
Find the y-intercept.
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To find the y-intercept(s), substitute in for and solve for .
Solve the equation.
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Remove parentheses.
Multiply by .
y-intercept(s) in point form.
y-intercept(s):
y-intercept(s):
Choose to substitute in for to find the ordered pair.
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Replace the variable with in the expression.
Simplify the result.
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Multiply by .
The final answer is .
The value at is .
Create a table of the and values.
Graph the line using the slope and the y-intercept, or the points.
Slope:
y-intercept:
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