Mathematics: −1/5 (x + 1 3/4) = −2 1/2 A. x = 21 1/4 B. x = 14 1/4 C. x = 10 3/4 D. x = 3 3/4

−1/5 (x + 1 3/4) = −2 1/2 A. x = 21 1/4 B. x - id1513421221141414799099, sofia3226

sotocindy023

25.11.2021

$\begin{gathered}\\ \sf\longmapsto - \frac{1}{5} (x + 1 \frac{3}{4} ) = - 2 \frac{1}{2} \end{gathered}$

$\begin{gathered}\\ \sf\longmapsto - \frac{1}{5} (x + \frac{7}{4} ) = - \frac{5}{2} \end{gathered}$

$\begin{gathered}\\ \sf\longmapsto - \frac{1}{5} x - \frac{7}{20} = - \frac{5}{2} \end{gathered}$

$\begin{gathered}\\ \sf\longmapsto -4x-7=-50\end{gathered}$

$\begin{gathered}\\ \sf\longmapsto -4x=-50+7\end{gathered}$

$\begin{gathered}\\ \sf\longmapsto -4x=-43\end{gathered}$

$\begin{gathered}\\ \sf\longmapsto x=\frac{43}{4}\:or\:10\frac{3}{4}\end{gathered}$

$\begin{gathered}\\ \sf\longmapsto x=10.75 \:when\:simplified\end{gathered}$

$\large\orange{\sf{Option\:C)10\frac{3}{4}}}$

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charethafoster

23.11.2020

y=2x+1

Step-by-step explanation:

pick any 2 coordinates

for example:

(1,3) and (2,5)

1x2=2+1=3

2x2=4+1=5

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