Come si trova un'equazione di forma standard per la linea con intercetta x di -3 e passa attraverso il punto (-3, 7)?

Risposta:

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

Spiegazione:

https://www.onlinemathlearning.com/forms-linear-equations.html

#"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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