-17=-5u+2(u+2)

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Solution for -17=-5u+2(u+2) equation:


Simplifying
-17 = -5u + 2(u + 2)

Reorder the terms:
-17 = -5u + 2(2 + u)
-17 = -5u + (2 * 2 + u * 2)
-17 = -5u + (4 + 2u)

Reorder the terms:
-17 = 4 + -5u + 2u

Combine like terms: -5u + 2u = -3u
-17 = 4 + -3u

Solving
-17 = 4 + -3u

Solving for variable 'u'.

Move all terms containing u to the left, all other terms to the right.

Add '3u' to each side of the equation.
-17 + 3u = 4 + -3u + 3u

Combine like terms: -3u + 3u = 0
-17 + 3u = 4 + 0
-17 + 3u = 4

Add '17' to each side of the equation.
-17 + 17 + 3u = 4 + 17

Combine like terms: -17 + 17 = 0
0 + 3u = 4 + 17
3u = 4 + 17

Combine like terms: 4 + 17 = 21
3u = 21

Divide each side by '3'.
u = 7

Simplifying
u = 7

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