4.9=u+5.1

Solution for 4.9=u+5.1 equation:

Simplifying
4.9 = u + 5.1

Reorder the terms:
4.9 = 5.1 + u

Solving
4.9 = 5.1 + u

Solving for variable 'u'.

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

Add '-1u' to each side of the equation.
4.9 + -1u = 5.1 + u + -1u

Combine like terms: u + -1u = 0
4.9 + -1u = 5.1 + 0
4.9 + -1u = 5.1

Add '-4.9' to each side of the equation.
4.9 + -4.9 + -1u = 5.1 + -4.9

Combine like terms: 4.9 + -4.9 = 0.0
0.0 + -1u = 5.1 + -4.9
-1u = 5.1 + -4.9

Combine like terms: 5.1 + -4.9 = 0.2
-1u = 0.2

Divide each side by '-1'.
u = -0.2

Simplifying
u = -0.2