Solve 680-400/9=2x

$$680 - \frac { 400 } { 9 } = 2 x$$

Solve for x

$$x = \frac{2860}{9} = 317\frac{7}{9} \approx 317.777777778$$

Steps for Solving Linear Equation

Convert 680 to fraction \frac{6120}{9}.

$$\frac{6120}{9}-\frac{400}{9}=2x$$

Since \frac{6120}{9} and \frac{400}{9} have the same denominator, subtract them by subtracting their numerators.

$$\frac{6120-400}{9}=2x$$

Subtract 400 from 6120 to get 5720.

$$\frac{5720}{9}=2x$$

Swap sides so that all variable terms are on the left hand side.

$$2x=\frac{5720}{9}$$

Divide both sides by 2.

$$x=\frac{\frac{5720}{9}}{2}$$

Express \frac{\frac{5720}{9}}{2} as a single fraction.

$$x=\frac{5720}{9\times 2}$$

Multiply 9 and 2 to get 18.

$$x=\frac{5720}{18}$$

Reduce the fraction \frac{5720}{18} to lowest terms by extracting and canceling out 2.

$$x=\frac{2860}{9}$$