Algebra Examples

$1 + 9 a - 8 = 8 a$

Step 1

Subtract $8$ from $1$ .

$9 a - 7 = 8 a$

Step 2

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

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Step 2.1

Subtract $8 a$ from both sides of the equation.

$9 a - 7 - 8 a = 0$

Step 2.2

Subtract $8 a$ from $9 a$ .

$a - 7 = 0$

Step 3

Add $7$ to both sides of the equation.

$a = 7$