-9(u+4)=-5u-20

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Solution for -9(u+4)=-5u-20 equation:


Simplifying
-9(u + 4) = -5u + -20

Reorder the terms:
-9(4 + u) = -5u + -20
(4 * -9 + u * -9) = -5u + -20
(-36 + -9u) = -5u + -20

Reorder the terms:
-36 + -9u = -20 + -5u

Solving
-36 + -9u = -20 + -5u

Solving for variable 'u'.

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

Add '5u' to each side of the equation.
-36 + -9u + 5u = -20 + -5u + 5u

Combine like terms: -9u + 5u = -4u
-36 + -4u = -20 + -5u + 5u

Combine like terms: -5u + 5u = 0
-36 + -4u = -20 + 0
-36 + -4u = -20

Add '36' to each side of the equation.
-36 + 36 + -4u = -20 + 36

Combine like terms: -36 + 36 = 0
0 + -4u = -20 + 36
-4u = -20 + 36

Combine like terms: -20 + 36 = 16
-4u = 16

Divide each side by '-4'.
u = -4

Simplifying
u = -4

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