Question

Write the equation of a line in point-slope form that has a slope of -1 and passes through the point (-2, 5).

Answer 1

$The\ point-slope\ form:y-y_1=m(x-x_1)\\----------------------\\m=-1;\ (-2;\ 5)\to x_1=-2;\ and\ y_1=5\\\\\boxed{y-5=-1(x-(-2))\to y-5=-(x+2)}$