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

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


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

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

Combine like terms: 2 + -9 = -7
-7 + 2u = 9u + 4

Reorder the terms:
-7 + 2u = 4 + 9u

Solving
-7 + 2u = 4 + 9u

Solving for variable 'u'.

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

Add '-9u' to each side of the equation.
-7 + 2u + -9u = 4 + 9u + -9u

Combine like terms: 2u + -9u = -7u
-7 + -7u = 4 + 9u + -9u

Combine like terms: 9u + -9u = 0
-7 + -7u = 4 + 0
-7 + -7u = 4

Add '7' to each side of the equation.
-7 + 7 + -7u = 4 + 7

Combine like terms: -7 + 7 = 0
0 + -7u = 4 + 7
-7u = 4 + 7

Combine like terms: 4 + 7 = 11
-7u = 11

Divide each side by '-7'.
u = -1.571428571

Simplifying
u = -1.571428571

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