-7u-30=4(u+9)

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Solution for -7u-30=4(u+9) equation:


Simplifying
-7u + -30 = 4(u + 9)

Reorder the terms:
-30 + -7u = 4(u + 9)

Reorder the terms:
-30 + -7u = 4(9 + u)
-30 + -7u = (9 * 4 + u * 4)
-30 + -7u = (36 + 4u)

Solving
-30 + -7u = 36 + 4u

Solving for variable 'u'.

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

Add '-4u' to each side of the equation.
-30 + -7u + -4u = 36 + 4u + -4u

Combine like terms: -7u + -4u = -11u
-30 + -11u = 36 + 4u + -4u

Combine like terms: 4u + -4u = 0
-30 + -11u = 36 + 0
-30 + -11u = 36

Add '30' to each side of the equation.
-30 + 30 + -11u = 36 + 30

Combine like terms: -30 + 30 = 0
0 + -11u = 36 + 30
-11u = 36 + 30

Combine like terms: 36 + 30 = 66
-11u = 66

Divide each side by '-11'.
u = -6

Simplifying
u = -6

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