(4u-7)-(-13u+8)=

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Solution for (4u-7)-(-13u+8)= equation:


Simplifying
(4u + -7) + -1(-13u + 8) = 0

Reorder the terms:
(-7 + 4u) + -1(-13u + 8) = 0

Remove parenthesis around (-7 + 4u)
-7 + 4u + -1(-13u + 8) = 0

Reorder the terms:
-7 + 4u + -1(8 + -13u) = 0
-7 + 4u + (8 * -1 + -13u * -1) = 0
-7 + 4u + (-8 + 13u) = 0

Reorder the terms:
-7 + -8 + 4u + 13u = 0

Combine like terms: -7 + -8 = -15
-15 + 4u + 13u = 0

Combine like terms: 4u + 13u = 17u
-15 + 17u = 0

Solving
-15 + 17u = 0

Solving for variable 'u'.

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

Add '15' to each side of the equation.
-15 + 15 + 17u = 0 + 15

Combine like terms: -15 + 15 = 0
0 + 17u = 0 + 15
17u = 0 + 15

Combine like terms: 0 + 15 = 15
17u = 15

Divide each side by '17'.
u = 0.8823529412

Simplifying
u = 0.8823529412

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