Move all terms not containing a to the right side of the equation.
Add 1 to both sides of the equation.
Write 1 as a fraction with a common denominator.
Combine the numerators over the common denominator.
Add 1 and 3.
Multiply each term in -a=43 by -1
Multiply each term in -a=43 by -1.
Multiply -1 by -1.
Multiply a by 1.
Combine 43 and -1.
Multiply 4 by -1.
Move the negative in front of the fraction.
The result can be shown in multiple forms.
Mixed Number Form:
Solve for a -1-a=1/3