5(u-4)-8=-4(-4u+9)-u

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Solution for 5(u-4)-8=-4(-4u+9)-u equation:


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

Reorder the terms:
5(-4 + u) + -8 = -4(-4u + 9) + -1u
(-4 * 5 + u * 5) + -8 = -4(-4u + 9) + -1u
(-20 + 5u) + -8 = -4(-4u + 9) + -1u

Reorder the terms:
-20 + -8 + 5u = -4(-4u + 9) + -1u

Combine like terms: -20 + -8 = -28
-28 + 5u = -4(-4u + 9) + -1u

Reorder the terms:
-28 + 5u = -4(9 + -4u) + -1u
-28 + 5u = (9 * -4 + -4u * -4) + -1u
-28 + 5u = (-36 + 16u) + -1u

Combine like terms: 16u + -1u = 15u
-28 + 5u = -36 + 15u

Solving
-28 + 5u = -36 + 15u

Solving for variable 'u'.

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

Add '-15u' to each side of the equation.
-28 + 5u + -15u = -36 + 15u + -15u

Combine like terms: 5u + -15u = -10u
-28 + -10u = -36 + 15u + -15u

Combine like terms: 15u + -15u = 0
-28 + -10u = -36 + 0
-28 + -10u = -36

Add '28' to each side of the equation.
-28 + 28 + -10u = -36 + 28

Combine like terms: -28 + 28 = 0
0 + -10u = -36 + 28
-10u = -36 + 28

Combine like terms: -36 + 28 = -8
-10u = -8

Divide each side by '-10'.
u = 0.8

Simplifying
u = 0.8

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