![\bf \begin{array}{|c|ll} \cline{1-1} \textit{point-slope form}\\ \cline{1-1} \\ y-y_1=m(x-x_1) \\\\ \cline{1-1} \end{array}\implies y-\stackrel{y_1}{(-1)}=\stackrel{m}{\cfrac{8}{9}}[x-\stackrel{x_1}{(-4)}]\implies y+1=\cfrac{8}{9}(x+4) \\\\\\ \stackrel{\textit{multiplying both sides by }\stackrel{LCD}{9}}{9(y+1)=9\left( \cfrac{8}{9}(x+4) \right)}\implies 9y+9=8(x+4)\implies 9y+9=8x+32 \\\\\\ 9y=8x+23\implies -8x+9y=23\implies 8x-9y=-23](/tpl/images/0354/9532/a5858.png)
What is the equation of this line in standard form? (-4, -1) & (1/2, 3)
a.) 8x−9y=...
Mathematics, 01.11.2019 01:31 tawna6988owtjg6
What is the equation of this line in standard form? (-4, -1) & (1/2, 3)
a.) 8x−9y=23
b.) 9x−8y=23
c.) 8x−7y=−25
d.) 8x−9y=−23
Answers: 1
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