4(u-5)-8u=20

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Solution for 4(u-5)-8u=20 equation:


Simplifying
4(u + -5) + -8u = 20

Reorder the terms:
4(-5 + u) + -8u = 20
(-5 * 4 + u * 4) + -8u = 20
(-20 + 4u) + -8u = 20

Combine like terms: 4u + -8u = -4u
-20 + -4u = 20

Solving
-20 + -4u = 20

Solving for variable 'u'.

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

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

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

Combine like terms: 20 + 20 = 40
-4u = 40

Divide each side by '-4'.
u = -10

Simplifying
u = -10

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