How do you find a standard form equation for the line with x-intercept of -3 and passes through the point (-3, 7)?

1 Answer
sankarankalyanam
Jun 11, 2018

#color(indigo)(7x - 3y = -21, " is the equationof the line"#

Explanation:

![https://www.onlinemathlearning.com/http://forms-linear-equations.html](https://useruploads.socratic.org/7F4mmVUJTzaEAGZNRP52_forms%20of%20linear%20equations.png)

#"Given x-intercept " = -3, (x_1, y_1) = (-3,7)#

#"Equation is given by " (x/a) + (y/b) = 1, " where a and b are the x and y intercepts"#

#"x-intercept "= -3, " y-intercept " = 7#

#:. The equation is (x/-3) + (y/7) = 1#

#color(indigo)(7x - 3y = -21, " is the equationof the line"#

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