Question

$$\sin \left( 45 \right) =x/7$$

Answer

x=7*sin(45)

Solution


Multiply both sides by \(7\).
\[\sin{45}\times 7=x\]
Regroup terms.
\[7\sin{45}=x\]
Switch sides.
\[x=7\sin{45}\]

Decimal Form: 5.956325