5u-18=19-4(2u-20)

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Solution for 5u-18=19-4(2u-20) equation:


Simplifying
5u + -18 = 19 + -4(2u + -20)

Reorder the terms:
-18 + 5u = 19 + -4(2u + -20)

Reorder the terms:
-18 + 5u = 19 + -4(-20 + 2u)
-18 + 5u = 19 + (-20 * -4 + 2u * -4)
-18 + 5u = 19 + (80 + -8u)

Combine like terms: 19 + 80 = 99
-18 + 5u = 99 + -8u

Solving
-18 + 5u = 99 + -8u

Solving for variable 'u'.

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

Add '8u' to each side of the equation.
-18 + 5u + 8u = 99 + -8u + 8u

Combine like terms: 5u + 8u = 13u
-18 + 13u = 99 + -8u + 8u

Combine like terms: -8u + 8u = 0
-18 + 13u = 99 + 0
-18 + 13u = 99

Add '18' to each side of the equation.
-18 + 18 + 13u = 99 + 18

Combine like terms: -18 + 18 = 0
0 + 13u = 99 + 18
13u = 99 + 18

Combine like terms: 99 + 18 = 117
13u = 117

Divide each side by '13'.
u = 9

Simplifying
u = 9

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