9.7u-18.15-2.5u=11.8u+7.15

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Solution for 9.7u-18.15-2.5u=11.8u+7.15 equation: 


Simplifying
9.7u + -18.15 + -2.5u = 11.8u + 7.15

Reorder the terms:
-18.15 + 9.7u + -2.5u = 11.8u + 7.15

Combine like terms: 9.7u + -2.5u = 7.2u
-18.15 + 7.2u = 11.8u + 7.15

Reorder the terms:
-18.15 + 7.2u = 7.15 + 11.8u

Solving
-18.15 + 7.2u = 7.15 + 11.8u

Solving for variable 'u'.

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

Add '-11.8u' to each side of the equation.
-18.15 + 7.2u + -11.8u = 7.15 + 11.8u + -11.8u

Combine like terms: 7.2u + -11.8u = -4.6u
-18.15 + -4.6u = 7.15 + 11.8u + -11.8u

Combine like terms: 11.8u + -11.8u = 0.0
-18.15 + -4.6u = 7.15 + 0.0
-18.15 + -4.6u = 7.15

Add '18.15' to each side of the equation.
-18.15 + 18.15 + -4.6u = 7.15 + 18.15

Combine like terms: -18.15 + 18.15 = 0.00
0.00 + -4.6u = 7.15 + 18.15
-4.6u = 7.15 + 18.15

Combine like terms: 7.15 + 18.15 = 25.3
-4.6u = 25.3

Divide each side by '-4.6'.
u = -5.5

Simplifying
u = -5.5

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