Topic 5: Proportions

Try the problem below. After you try the problem, you can watch a video to see a correct solution.
If \({ x + 6 }\) is to \({ x -2 }\) as \(10\) is to \(-4\), Find \(x\).
A
\(\displaystyle{\frac{-2}{7}}\)
B
\(\displaystyle{\frac{13}{7}}\)
C
\(\displaystyle{\frac{-2}{3}}\)
D
\(\displaystyle{\frac{2}{3}}\)
E
\(\displaystyle{\frac{2}{7}}\)
Proportions
Proportions

After watching the video, try this problem to practice more.

Proportions
Proportions
If \({x – 4}\) is to \({x + 1}\) as \(-5\) is to \(3\), Find \(x\).
A
\(\displaystyle{-\frac{1}{8}}\)
B
\(\displaystyle{1}\)
C
\(\displaystyle{\frac{7}{2}}\)
D
\(\displaystyle{-\frac{17}{2}}\)
E
\(\displaystyle{\frac{7}{8}}\)