Algebra Examples

$9 = R + 2$

Step 1

Rewrite the equation as $R + 2 = 9$ .

$R + 2 = 9$

Step 2

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

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Step 2.1

Subtract $2$ from both sides of the equation.

$R = 9 - 2$

Step 2.2

Subtract $2$ from $9$ .

$R = 7$