4u+(2x+u)+7x+2(5u-x)=

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Solution for 4u+(2x+u)+7x+2(5u-x)= equation:


Simplifying
4u + (2x + u) + 7x + 2(5u + -1x) = 0

Reorder the terms:
4u + (u + 2x) + 7x + 2(5u + -1x) = 0

Remove parenthesis around (u + 2x)
4u + u + 2x + 7x + 2(5u + -1x) = 0
4u + u + 2x + 7x + (5u * 2 + -1x * 2) = 0
4u + u + 2x + 7x + (10u + -2x) = 0

Reorder the terms:
4u + u + 10u + 2x + 7x + -2x = 0

Combine like terms: 4u + u = 5u
5u + 10u + 2x + 7x + -2x = 0

Combine like terms: 5u + 10u = 15u
15u + 2x + 7x + -2x = 0

Combine like terms: 2x + 7x = 9x
15u + 9x + -2x = 0

Combine like terms: 9x + -2x = 7x
15u + 7x = 0

Solving
15u + 7x = 0

Solving for variable 'u'.

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

Add '-7x' to each side of the equation.
15u + 7x + -7x = 0 + -7x

Combine like terms: 7x + -7x = 0
15u + 0 = 0 + -7x
15u = 0 + -7x
Remove the zero:
15u = -7x

Divide each side by '15'.
u = -0.4666666667x

Simplifying
u = -0.4666666667x

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