Simplify \(7\times 4.60\) to \(32.2\).
\[32.2+7x=122.30\]
Subtract \(32.2\) from both sides.
\[7x=122.30-32.2\]
Simplify \(122.30-32.2\) to \(90.1\).
\[7x=90.1\]
Divide both sides by \(7\).
\[x=\frac{90.1}{7}\]
Simplify \(\frac{90.1}{7}\) to \(12.871429\).
\[x=12.871429\]
x=12.871428571429
