23=8u+5(u+2)

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Solution for 23=8u+5(u+2) equation:


Simplifying
23 = 8u + 5(u + 2)

Reorder the terms:
23 = 8u + 5(2 + u)
23 = 8u + (2 * 5 + u * 5)
23 = 8u + (10 + 5u)

Reorder the terms:
23 = 10 + 8u + 5u

Combine like terms: 8u + 5u = 13u
23 = 10 + 13u

Solving
23 = 10 + 13u

Solving for variable 'u'.

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

Add '-13u' to each side of the equation.
23 + -13u = 10 + 13u + -13u

Combine like terms: 13u + -13u = 0
23 + -13u = 10 + 0
23 + -13u = 10

Add '-23' to each side of the equation.
23 + -23 + -13u = 10 + -23

Combine like terms: 23 + -23 = 0
0 + -13u = 10 + -23
-13u = 10 + -23

Combine like terms: 10 + -23 = -13
-13u = -13

Divide each side by '-13'.
u = 1

Simplifying
u = 1

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