Algebra Examples

$5 u + 9 - 4 u = 17$

Step 1

Subtract $4 u$ from $5 u$ .

$u + 9 = 17$

Step 2

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

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Step 2.1

Subtract $9$ from both sides of the equation.

$u = 17 - 9$

Step 2.2

Subtract $9$ from $17$ .

$u = 8$