3x+y=23
Subtract y from both sides of the equation.
3x=23-y
Divide each term in 3x=23-y by 3.
3×3=233+-y3
Cancel the common factor of 3.
Cancel the common factor.
3×3=233+-y3
Divide x by 1.
x=233+-y3
x=233+-y3
Move the negative in front of the fraction.
x=233-y3
x=233-y3
Solve for x 3x+y=23