-14=5u+2(u+7)

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Solution for -14=5u+2(u+7) equation:


Simplifying
-14 = 5u + 2(u + 7)

Reorder the terms:
-14 = 5u + 2(7 + u)
-14 = 5u + (7 * 2 + u * 2)
-14 = 5u + (14 + 2u)

Reorder the terms:
-14 = 14 + 5u + 2u

Combine like terms: 5u + 2u = 7u
-14 = 14 + 7u

Solving
-14 = 14 + 7u

Solving for variable 'u'.

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

Add '-7u' to each side of the equation.
-14 + -7u = 14 + 7u + -7u

Combine like terms: 7u + -7u = 0
-14 + -7u = 14 + 0
-14 + -7u = 14

Add '14' to each side of the equation.
-14 + 14 + -7u = 14 + 14

Combine like terms: -14 + 14 = 0
0 + -7u = 14 + 14
-7u = 14 + 14

Combine like terms: 14 + 14 = 28
-7u = 28

Divide each side by '-7'.
u = -4

Simplifying
u = -4

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