-8u+2[u+7]=-10

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Solution for -8u+2[u+7]=-10 equation:


Simplifying
-8u + 2[u + 7] = -10

Reorder the terms:
-8u + 2[7 + u] = -10
-8u + [7 * 2 + u * 2] = -10
-8u + [14 + 2u] = -10

Reorder the terms:
14 + -8u + 2u = -10

Combine like terms: -8u + 2u = -6u
14 + -6u = -10

Solving
14 + -6u = -10

Solving for variable 'u'.

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

Add '-14' to each side of the equation.
14 + -14 + -6u = -10 + -14

Combine like terms: 14 + -14 = 0
0 + -6u = -10 + -14
-6u = -10 + -14

Combine like terms: -10 + -14 = -24
-6u = -24

Divide each side by '-6'.
u = 4

Simplifying
u = 4

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