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

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


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

Reorder the terms:
9(-5 + 4u) = 5(5u + 2)
(-5 * 9 + 4u * 9) = 5(5u + 2)
(-45 + 36u) = 5(5u + 2)

Reorder the terms:
-45 + 36u = 5(2 + 5u)
-45 + 36u = (2 * 5 + 5u * 5)
-45 + 36u = (10 + 25u)

Solving
-45 + 36u = 10 + 25u

Solving for variable 'u'.

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

Add '-25u' to each side of the equation.
-45 + 36u + -25u = 10 + 25u + -25u

Combine like terms: 36u + -25u = 11u
-45 + 11u = 10 + 25u + -25u

Combine like terms: 25u + -25u = 0
-45 + 11u = 10 + 0
-45 + 11u = 10

Add '45' to each side of the equation.
-45 + 45 + 11u = 10 + 45

Combine like terms: -45 + 45 = 0
0 + 11u = 10 + 45
11u = 10 + 45

Combine like terms: 10 + 45 = 55
11u = 55

Divide each side by '11'.
u = 5

Simplifying
u = 5

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