2(-4u+1)=8u-9

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Solution for 2(-4u+1)=8u-9 equation:


Simplifying
2(-4u + 1) = 8u + -9

Reorder the terms:
2(1 + -4u) = 8u + -9
(1 * 2 + -4u * 2) = 8u + -9
(2 + -8u) = 8u + -9

Reorder the terms:
2 + -8u = -9 + 8u

Solving
2 + -8u = -9 + 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.
2 + -8u + -8u = -9 + 8u + -8u

Combine like terms: -8u + -8u = -16u
2 + -16u = -9 + 8u + -8u

Combine like terms: 8u + -8u = 0
2 + -16u = -9 + 0
2 + -16u = -9

Add '-2' to each side of the equation.
2 + -2 + -16u = -9 + -2

Combine like terms: 2 + -2 = 0
0 + -16u = -9 + -2
-16u = -9 + -2

Combine like terms: -9 + -2 = -11
-16u = -11

Divide each side by '-16'.
u = 0.6875

Simplifying
u = 0.6875

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