Algebra Examples

$a + 1 - 2 = 4$

Step 1

Subtract $2$ from $1$ .

$a - 1 = 4$

Step 2

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

Tap for more steps...

Step 2.1

Add $1$ to both sides of the equation.

$a = 4 + 1$

Step 2.2

Add $4$ and $1$ .

$a = 5$