-2(u+3)=7

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Solution for -2(u+3)=7 equation: 


Simplifying
-2(u + 3) = 7

Reorder the terms:
-2(3 + u) = 7
(3 * -2 + u * -2) = 7
(-6 + -2u) = 7

Solving
-6 + -2u = 7

Solving for variable 'u'.

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

Add '6' to each side of the equation.
-6 + 6 + -2u = 7 + 6

Combine like terms: -6 + 6 = 0
0 + -2u = 7 + 6
-2u = 7 + 6

Combine like terms: 7 + 6 = 13
-2u = 13

Divide each side by '-2'.
u = -6.5

Simplifying
u = -6.5

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