7.2u=-8(-u+0.42)

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Solution for 7.2u=-8(-u+0.42) equation:


Simplifying
7.2u = -8(-1u + 0.42)

Reorder the terms:
7.2u = -8(0.42 + -1u)
7.2u = (0.42 * -8 + -1u * -8)
7.2u = (-3.36 + 8u)

Solving
7.2u = -3.36 + 8u

Solving for variable 'u'.

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

Add '-8u' to each side of the equation.
7.2u + -8u = -3.36 + 8u + -8u

Combine like terms: 7.2u + -8u = -0.8u
-0.8u = -3.36 + 8u + -8u

Combine like terms: 8u + -8u = 0
-0.8u = -3.36 + 0
-0.8u = -3.36

Divide each side by '-0.8'.
u = 4.2

Simplifying
u = 4.2

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