-2(u-4)-7=-5

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Solution for -2(u-4)-7=-5 equation:


Simplifying
-2(u + -4) + -7 = -5

Reorder the terms:
-2(-4 + u) + -7 = -5
(-4 * -2 + u * -2) + -7 = -5
(8 + -2u) + -7 = -5

Reorder the terms:
8 + -7 + -2u = -5

Combine like terms: 8 + -7 = 1
1 + -2u = -5

Solving
1 + -2u = -5

Solving for variable 'u'.

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

Add '-1' to each side of the equation.
1 + -1 + -2u = -5 + -1

Combine like terms: 1 + -1 = 0
0 + -2u = -5 + -1
-2u = -5 + -1

Combine like terms: -5 + -1 = -6
-2u = -6

Divide each side by '-2'.
u = 3

Simplifying
u = 3

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