10(3u+2)+14(5u-2)=56(2u+9)

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Solution for 10(3u+2)+14(5u-2)=56(2u+9) equation:


Simplifying
10(3u + 2) + 14(5u + -2) = 56(2u + 9)

Reorder the terms:
10(2 + 3u) + 14(5u + -2) = 56(2u + 9)
(2 * 10 + 3u * 10) + 14(5u + -2) = 56(2u + 9)
(20 + 30u) + 14(5u + -2) = 56(2u + 9)

Reorder the terms:
20 + 30u + 14(-2 + 5u) = 56(2u + 9)
20 + 30u + (-2 * 14 + 5u * 14) = 56(2u + 9)
20 + 30u + (-28 + 70u) = 56(2u + 9)

Reorder the terms:
20 + -28 + 30u + 70u = 56(2u + 9)

Combine like terms: 20 + -28 = -8
-8 + 30u + 70u = 56(2u + 9)

Combine like terms: 30u + 70u = 100u
-8 + 100u = 56(2u + 9)

Reorder the terms:
-8 + 100u = 56(9 + 2u)
-8 + 100u = (9 * 56 + 2u * 56)
-8 + 100u = (504 + 112u)

Solving
-8 + 100u = 504 + 112u

Solving for variable 'u'.

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

Add '-112u' to each side of the equation.
-8 + 100u + -112u = 504 + 112u + -112u

Combine like terms: 100u + -112u = -12u
-8 + -12u = 504 + 112u + -112u

Combine like terms: 112u + -112u = 0
-8 + -12u = 504 + 0
-8 + -12u = 504

Add '8' to each side of the equation.
-8 + 8 + -12u = 504 + 8

Combine like terms: -8 + 8 = 0
0 + -12u = 504 + 8
-12u = 504 + 8

Combine like terms: 504 + 8 = 512
-12u = 512

Divide each side by '-12'.
u = -42.66666667

Simplifying
u = -42.66666667

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