-28=7+5U

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Solution for -28=7+5U equation:


Simplifying
-28 = 7 + 5U

Solving
-28 = 7 + 5U

Solving for variable 'U'.

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

Add '-5U' to each side of the equation.
-28 + -5U = 7 + 5U + -5U

Combine like terms: 5U + -5U = 0
-28 + -5U = 7 + 0
-28 + -5U = 7

Add '28' to each side of the equation.
-28 + 28 + -5U = 7 + 28

Combine like terms: -28 + 28 = 0
0 + -5U = 7 + 28
-5U = 7 + 28

Combine like terms: 7 + 28 = 35
-5U = 35

Divide each side by '-5'.
U = -7

Simplifying
U = -7

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