Solve $\frac{7}{9}=\frac{4}{x}$79=4x.
Solve the following equation:
$\frac{n}{6}+\frac{n}{5}=11$n6+n5=11
Solve $\frac{7.8}{7.5}=\frac{x}{5}$7.87.5=x5.
$3\left(x-0.75\right)=39.75$3(x−0.75)=39.75
Solve multistep linear equations in one variable with the variable on one or both sides of the equation, including practical problems that require the solution of a multistep linear equation in one variable