line equation

Find the equation of the line T=through (-3,-5), perpendicular to -2x - 5y = -19

Hello Guest!

$y_A=3.8-0.4x$

$y_B=m(x-x_1)+y_1$

$m=-(\frac{1}{-0.4})=2.5\\ x_1=-3\\ y_1=-5$

$y_B=2.5(x+3)-5\\ y_B=2.5x+7.5-5$

$y_B=2.5x+2.5$

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