-4=7u-13

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Solution for -4=7u-13 equation:


Simplifying
-4 = 7u + -13

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

Solving
-4 = -13 + 7u

Solving for variable 'u'.

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

Add '-7u' to each side of the equation.
-4 + -7u = -13 + 7u + -7u

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

Add '4' to each side of the equation.
-4 + 4 + -7u = -13 + 4

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

Combine like terms: -13 + 4 = -9
-7u = -9

Divide each side by '-7'.
u = 1.285714286

Simplifying
u = 1.285714286

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