Algebra Examples

$145 = 10 x - 8 x$

Step 1

Rewrite the equation as $10 x - 8 x = 145$ .

$10 x - 8 x = 145$

Step 2

Subtract $8 x$ from $10 x$ .

$2 x = 145$

Step 3

Divide each term in $2 x = 145$ by $2$ and simplify.

Tap for more steps...

Step 3.1

Divide each term in $2 x = 145$ by $2$ .

$\frac{2 x}{2} = \frac{145}{2}$

Step 3.2

Simplify the left side.

Tap for more steps...

Step 3.2.1

Cancel the common factor of $2$ .

Tap for more steps...

Step 3.2.1.1

Cancel the common factor.

$\frac{2 x}{2} = \frac{145}{2}$

Step 3.2.1.2

Divide $x$ by $1$ .

$x = \frac{145}{2}$

Step 4

The result can be shown in multiple forms.

Exact Form:

$x = \frac{145}{2}$

Decimal Form:

$x = 72.5$

Mixed Number Form:

$x = 72 \frac{1}{2}$