9-0.75(u-3)=1

Solution for 9-0.75(u-3)=1 equation:

Simplifying
9 + -0.75(u + -3) = 1

Reorder the terms:
9 + -0.75(-3 + u) = 1
9 + (-3 * -0.75 + u * -0.75) = 1
9 + (2.25 + -0.75u) = 1

Combine like terms: 9 + 2.25 = 11.25
11.25 + -0.75u = 1

Solving
11.25 + -0.75u = 1

Solving for variable 'u'.

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

Add '-11.25' to each side of the equation.
11.25 + -11.25 + -0.75u = 1 + -11.25

Combine like terms: 11.25 + -11.25 = 0.00
0.00 + -0.75u = 1 + -11.25
-0.75u = 1 + -11.25

Combine like terms: 1 + -11.25 = -10.25
-0.75u = -10.25

Divide each side by '-0.75'.
u = 13.66666667

Simplifying
u = 13.66666667