Solve for x 20-9x=x+10x

$20 - 9 x = x + 10 x$

Since $x$ is on the right side of the equation, switch the sides so it is on the left side of the equation.

$x + 10 x = 20 - 9 x$

Add $x$ and $10 x$ .

$11 x = 20 - 9 x$

Move all terms containing $x$ to the left side of the equation.

Add $9 x$ to both sides of the equation.

$11 x + 9 x = 20$

Add $11 x$ and $9 x$ .

$20 x = 20$

Divide each term in $20 x = 20$ by $20$ and simplify.

Divide each term in $20 x = 20$ by $20$ .

$\frac{20 x}{20} = \frac{20}{20}$

Simplify the left side.

Cancel the common factor of $20$ .

Cancel the common factor.

$\frac{20 x}{20} = \frac{20}{20}$

Divide $x$ by $1$ .

$x = \frac{20}{20}$

Simplify the right side.

Divide $20$ by $20$ .

$x = 1$