Rewrite the equation as -56+u=-13.
Move all terms not containing u to the right side of the equation.
Add 56 to both sides of the equation.
To write -13 as a fraction with a common denominator, multiply by 22.
Write each expression with a common denominator of 6, by multiplying each by an appropriate factor of 1.
Multiply 13 and 22.
Multiply 3 by 2.
Combine the numerators over the common denominator.
Add -2 and 5.
Cancel the common factor of 3 and 6.
Factor 3 out of 3.
Cancel the common factors.
Factor 3 out of 6.
Cancel the common factor.
Rewrite the expression.
The result can be shown in multiple forms.
Solve for u -1/3=-5/6+u