Graph three x plus four y equals twelve
Subtract from both sides of the equation.
First, divide each term by and Clarify.
Divide each term in by .
The common factor should be canceled of .
Cancel the common factor.
Divide by .
Clarify each term.
Divide by .
Put the negative in front of the fraction.
The slope-intercept form is , where is the slope and is the y-intercept.
Shift and .
Rewrite in slope-intercept form.
Find the values of and using the form .
The value of is the gradient of the line, and the y-intercept is the value of .
Slope:
y-intercept:
Slope:
y-intercept:
Choose to substitute in for to find the ordered pair.
Replace the variable with in the expression.
Clarify the result.
Simplify each term.
The common factor should be canceled and .
Factor out of .
The common factors should be canceled.
Factor out of .
Cancel the common factor.
Reformulate the expression.
Divide by .
First, multiply by .
Multiply by .
Sum and .
The result is .
The value at is .
Choose to substitute in for to find the ordered pair.
Replace the variable with in the expression.
Simplify the result.
Multiply by .
To write as a fraction with a common denominator, multiply by .
Add and .
Add numerators over the common denominator.
Clarify the numerator.
Multiply by .
Add and .
The final answer is .
The value at is .
Create a table of the and values.
Plot the line with the slope and the y-intercept, or the points.
Slope:
y-intercept:
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