2u-18-6=-21u-27-7u

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Solution for 2u-18-6=-21u-27-7u equation:


Simplifying
2u + -18 + -6 = -21u + -27 + -7u

Reorder the terms:
-18 + -6 + 2u = -21u + -27 + -7u

Combine like terms: -18 + -6 = -24
-24 + 2u = -21u + -27 + -7u

Reorder the terms:
-24 + 2u = -27 + -21u + -7u

Combine like terms: -21u + -7u = -28u
-24 + 2u = -27 + -28u

Solving
-24 + 2u = -27 + -28u

Solving for variable 'u'.

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

Add '28u' to each side of the equation.
-24 + 2u + 28u = -27 + -28u + 28u

Combine like terms: 2u + 28u = 30u
-24 + 30u = -27 + -28u + 28u

Combine like terms: -28u + 28u = 0
-24 + 30u = -27 + 0
-24 + 30u = -27

Add '24' to each side of the equation.
-24 + 24 + 30u = -27 + 24

Combine like terms: -24 + 24 = 0
0 + 30u = -27 + 24
30u = -27 + 24

Combine like terms: -27 + 24 = -3
30u = -3

Divide each side by '30'.
u = -0.1

Simplifying
u = -0.1

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