-2u-9=-7u-4

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Solution for -2u-9=-7u-4 equation:


Simplifying
-2u + -9 = -7u + -4

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

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

Solving
-9 + -2u = -4 + -7u

Solving for variable 'u'.

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

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

Combine like terms: -2u + 7u = 5u
-9 + 5u = -4 + -7u + 7u

Combine like terms: -7u + 7u = 0
-9 + 5u = -4 + 0
-9 + 5u = -4

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

Combine like terms: -9 + 9 = 0
0 + 5u = -4 + 9
5u = -4 + 9

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

Divide each side by '5'.
u = 1

Simplifying
u = 1

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