u-2+4(2u+1)=-5(u+2)

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Solution for u-2+4(2u+1)=-5(u+2) equation:


Simplifying
u + -2 + 4(2u + 1) = -5(u + 2)

Reorder the terms:
u + -2 + 4(1 + 2u) = -5(u + 2)
u + -2 + (1 * 4 + 2u * 4) = -5(u + 2)
u + -2 + (4 + 8u) = -5(u + 2)

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

Combine like terms: -2 + 4 = 2
2 + u + 8u = -5(u + 2)

Combine like terms: u + 8u = 9u
2 + 9u = -5(u + 2)

Reorder the terms:
2 + 9u = -5(2 + u)
2 + 9u = (2 * -5 + u * -5)
2 + 9u = (-10 + -5u)

Solving
2 + 9u = -10 + -5u

Solving for variable 'u'.

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

Add '5u' to each side of the equation.
2 + 9u + 5u = -10 + -5u + 5u

Combine like terms: 9u + 5u = 14u
2 + 14u = -10 + -5u + 5u

Combine like terms: -5u + 5u = 0
2 + 14u = -10 + 0
2 + 14u = -10

Add '-2' to each side of the equation.
2 + -2 + 14u = -10 + -2

Combine like terms: 2 + -2 = 0
0 + 14u = -10 + -2
14u = -10 + -2

Combine like terms: -10 + -2 = -12
14u = -12

Divide each side by '14'.
u = -0.8571428571

Simplifying
u = -0.8571428571

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