Solve for u 8u-7u+2=17

$8 u - 7 u + 2 = 17$

Subtract $7 u$ from $8 u$ .

$u + 2 = 17$

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

Subtract $2$ from both sides of the equation.

$u = 17 - 2$

Subtract $2$ from $17$ .

$u = 15$

$u = 15$

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