Algebra Examples

$3 b + 7 = 12 + 2 b$

Step 1

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

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Step 1.1

Subtract $2 b$ from both sides of the equation.

$3 b + 7 - 2 b = 12$

Step 1.2

Subtract $2 b$ from $3 b$ .

$b + 7 = 12$

Step 2

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

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Step 2.1

Subtract $7$ from both sides of the equation.

$b = 12 - 7$

Step 2.2

Subtract $7$ from $12$ .

$b = 5$