n:6 = 28:84
You asked:
Solve \(n : 6=28 : 84\) for the variable \(n\).
MathBot Answer:
$$\begin{aligned}n &= 2\end{aligned}$$
Express both ratios as fractions. \[\frac{n}{6} = \frac{28}{84}\]
Cross-multiply and solve for the unknown. $$\begin{aligned}\frac{n}{6} &= \frac{28}{84} \\ 84 n &= 168 \\ n &&= 2 \end{aligned}$$