Solve for x 31285+68985-100x=85

$312 \cdot 85 + 689 \cdot 85 - 100 x = 85$

Simplify $312 \cdot 85 + 689 \cdot 85 - 100 x$ .

Simplify each term.

Multiply $312$ by $85$ .

$26520 + 689 \cdot 85 - 100 x = 85$

Multiply $689$ by $85$ .

$26520 + 58565 - 100 x = 85$

Add $26520$ and $58565$ .

$85085 - 100 x = 85$

Move all terms not containing $x$ to the right side of the equation.

Subtract $85085$ from both sides of the equation.

$- 100 x = 85 - 85085$

Subtract $85085$ from $85$ .

$- 100 x = - 85000$

Divide each term in $- 100 x = - 85000$ by $- 100$ and simplify.

Divide each term in $- 100 x = - 85000$ by $- 100$ .

$\frac{- 100 x}{- 100} = \frac{- 85000}{- 100}$

Simplify the left side.

Cancel the common factor of $- 100$ .

Cancel the common factor.

$\frac{- 100 x}{- 100} = \frac{- 85000}{- 100}$

Divide $x$ by $1$ .

$x = \frac{- 85000}{- 100}$

Simplify the right side.

Divide $- 85000$ by $- 100$ .

$x = 850$

Solve for x 312*85+689*85-100x=85