-4u-23=-9(u+7)

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Solution for -4u-23=-9(u+7) equation:


Simplifying
-4u + -23 = -9(u + 7)

Reorder the terms:
-23 + -4u = -9(u + 7)

Reorder the terms:
-23 + -4u = -9(7 + u)
-23 + -4u = (7 * -9 + u * -9)
-23 + -4u = (-63 + -9u)

Solving
-23 + -4u = -63 + -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.
-23 + -4u + 9u = -63 + -9u + 9u

Combine like terms: -4u + 9u = 5u
-23 + 5u = -63 + -9u + 9u

Combine like terms: -9u + 9u = 0
-23 + 5u = -63 + 0
-23 + 5u = -63

Add '23' to each side of the equation.
-23 + 23 + 5u = -63 + 23

Combine like terms: -23 + 23 = 0
0 + 5u = -63 + 23
5u = -63 + 23

Combine like terms: -63 + 23 = -40
5u = -40

Divide each side by '5'.
u = -8

Simplifying
u = -8

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