-1=2u+3

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Solution for -1=2u+3 equation:


Simplifying
-1 = 2u + 3

Reorder the terms:
-1 = 3 + 2u

Solving
-1 = 3 + 2u

Solving for variable 'u'.

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

Add '-2u' to each side of the equation.
-1 + -2u = 3 + 2u + -2u

Combine like terms: 2u + -2u = 0
-1 + -2u = 3 + 0
-1 + -2u = 3

Add '1' to each side of the equation.
-1 + 1 + -2u = 3 + 1

Combine like terms: -1 + 1 = 0
0 + -2u = 3 + 1
-2u = 3 + 1

Combine like terms: 3 + 1 = 4
-2u = 4

Divide each side by '-2'.
u = -2

Simplifying
u = -2

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