Question

$$x \times 22 \times 3.5 \times 3.5 \times 3.5 \times 4=14 \times 14 \times 21$$

Answer

x=12/11

Solution


Simplify  \(x\times 22\times 3.5\times 3.5\times 3.5\times 4\)  to  \(3773x\).
\[3773x=14\times 14\times 21\]
Simplify  \(14\times 14\)  to  \(196\).
\[3773x=196\times 21\]
Simplify  \(196\times 21\)  to  \(4116\).
\[3773x=4116\]
Divide both sides by \(3773\).
\[x=\frac{4116}{3773}\]
Simplify  \(\frac{4116}{3773}\)  to  \(\frac{12}{11}\).
\[x=\frac{12}{11}\]

Decimal Form: 1.090909