2(u+8)-4=13

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Solution for 2(u+8)-4=13 equation: 


Simplifying
2(u + 8) + -4 = 13

Reorder the terms:
2(8 + u) + -4 = 13
(8 * 2 + u * 2) + -4 = 13
(16 + 2u) + -4 = 13

Reorder the terms:
16 + -4 + 2u = 13

Combine like terms: 16 + -4 = 12
12 + 2u = 13

Solving
12 + 2u = 13

Solving for variable 'u'.

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

Add '-12' to each side of the equation.
12 + -12 + 2u = 13 + -12

Combine like terms: 12 + -12 = 0
0 + 2u = 13 + -12
2u = 13 + -12

Combine like terms: 13 + -12 = 1
2u = 1

Divide each side by '2'.
u = 0.5

Simplifying
u = 0.5

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