4u-9=5(4-u)-2

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Solution for 4u-9=5(4-u)-2 equation:


Simplifying
4u + -9 = 5(4 + -1u) + -2

Reorder the terms:
-9 + 4u = 5(4 + -1u) + -2
-9 + 4u = (4 * 5 + -1u * 5) + -2
-9 + 4u = (20 + -5u) + -2

Reorder the terms:
-9 + 4u = 20 + -2 + -5u

Combine like terms: 20 + -2 = 18
-9 + 4u = 18 + -5u

Solving
-9 + 4u = 18 + -5u

Solving for variable 'u'.

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

Add '5u' to each side of the equation.
-9 + 4u + 5u = 18 + -5u + 5u

Combine like terms: 4u + 5u = 9u
-9 + 9u = 18 + -5u + 5u

Combine like terms: -5u + 5u = 0
-9 + 9u = 18 + 0
-9 + 9u = 18

Add '9' to each side of the equation.
-9 + 9 + 9u = 18 + 9

Combine like terms: -9 + 9 = 0
0 + 9u = 18 + 9
9u = 18 + 9

Combine like terms: 18 + 9 = 27
9u = 27

Divide each side by '9'.
u = 3

Simplifying
u = 3

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