7(u-3)-9=-6(-4u+6)-2u

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Solution for 7(u-3)-9=-6(-4u+6)-2u equation:


Simplifying
7(u + -3) + -9 = -6(-4u + 6) + -2u

Reorder the terms:
7(-3 + u) + -9 = -6(-4u + 6) + -2u
(-3 * 7 + u * 7) + -9 = -6(-4u + 6) + -2u
(-21 + 7u) + -9 = -6(-4u + 6) + -2u

Reorder the terms:
-21 + -9 + 7u = -6(-4u + 6) + -2u

Combine like terms: -21 + -9 = -30
-30 + 7u = -6(-4u + 6) + -2u

Reorder the terms:
-30 + 7u = -6(6 + -4u) + -2u
-30 + 7u = (6 * -6 + -4u * -6) + -2u
-30 + 7u = (-36 + 24u) + -2u

Combine like terms: 24u + -2u = 22u
-30 + 7u = -36 + 22u

Solving
-30 + 7u = -36 + 22u

Solving for variable 'u'.

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

Add '-22u' to each side of the equation.
-30 + 7u + -22u = -36 + 22u + -22u

Combine like terms: 7u + -22u = -15u
-30 + -15u = -36 + 22u + -22u

Combine like terms: 22u + -22u = 0
-30 + -15u = -36 + 0
-30 + -15u = -36

Add '30' to each side of the equation.
-30 + 30 + -15u = -36 + 30

Combine like terms: -30 + 30 = 0
0 + -15u = -36 + 30
-15u = -36 + 30

Combine like terms: -36 + 30 = -6
-15u = -6

Divide each side by '-15'.
u = 0.4

Simplifying
u = 0.4

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