QUESTION IMAGE
Question
- through: (1, 2), slope = 7
Step1: Use point-slope form
La forma punto-pendiente de la ecuación de una recta es $y - y_1 = m(x - x_1)$, donde $(x_1, y_1)=(1,2)$ y $m=7$.
Sustituimos los valores:
$y - 2 = 7(x - 1)$
Step2: Expand and simplify
Desarrollamos el lado derecho y despejamos $y$:
$y - 2 = 7x - 7$
$y = 7x - 7 + 2$
$y = 7x - 5$
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$y = 7x - 5$