$\bf (\stackrel{x_1}{-2}~,~\stackrel{y_1}{10})\qquad (\stackrel{x_2}{10}~,~\stackrel{y_2}{-14}) \\\\\\ \stackrel{slope}{m}\implies \cfrac{\stackrel{rise} {\stackrel{y_2}{-14}-\stackrel{y1}{10}}}{\underset{run} {\underset{x_2}{10}-\underset{x_1}{(-2)}}}\implies \cfrac{-24}{10+2}\implies \cfrac{-24}{12}\implies -2$

$\bf \begin{array}{|c|ll} \cline{1-1} \textit{point-slope form}\\ \cline{1-1} \\ y-y_1=m(x-x_1) \\\\ \cline{1-1} \end{array}\implies y-\stackrel{y_1}{10}=\stackrel{m}{-2}[x-\stackrel{x_1}{(-2)}]\implies y-10=-2(x+2) \\\\\\ y-10=-2x-4\implies y=-2x+6$

5 0

3 years ago

Cost of a comic book $3.95 markup 20%

Sergeu [11.5K]

If you mean the price is now 120% of the original, $<span>4.74 (3.95 * 0.8) is the new price.

If you mean the price is now 80% of the original, $3.16 (3.95 * 1.2) is the new price.</span>

5 0

3 years ago

Read 2 more answers

Simplify the following expression.<br> 343 1/3<br> (Write your answer as an integer.)

aalyn [17]

343^1/3
=(7)^3*1/3 [ 3 and 3 are cancelled]
=7

4 0

3 years ago

city high school had a student reduction and lost 3/4 of its students. if 87 of its students were left after the reduction, how

Westkost [7]

There were 116 students originally

7 0

3 years ago