20u-28=20u+4(10u-7)

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Solution for 20u-28=20u+4(10u-7) equation:


Simplifying
20u + -28 = 20u + 4(10u + -7)

Reorder the terms:
-28 + 20u = 20u + 4(10u + -7)

Reorder the terms:
-28 + 20u = 20u + 4(-7 + 10u)
-28 + 20u = 20u + (-7 * 4 + 10u * 4)
-28 + 20u = 20u + (-28 + 40u)

Reorder the terms:
-28 + 20u = -28 + 20u + 40u

Combine like terms: 20u + 40u = 60u
-28 + 20u = -28 + 60u

Add '28' to each side of the equation.
-28 + 28 + 20u = -28 + 28 + 60u

Combine like terms: -28 + 28 = 0
0 + 20u = -28 + 28 + 60u
20u = -28 + 28 + 60u

Combine like terms: -28 + 28 = 0
20u = 0 + 60u
20u = 60u

Solving
20u = 60u

Solving for variable 'u'.

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

Add '-60u' to each side of the equation.
20u + -60u = 60u + -60u

Combine like terms: 20u + -60u = -40u
-40u = 60u + -60u

Combine like terms: 60u + -60u = 0
-40u = 0

Divide each side by '-40'.
u = 0

Simplifying
u = 0

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