Rewrite the equation as 4z+3z+2+4z+3z+2=130.
Add 4z and 3z.
Add 7z and 4z.
Add 11z and 3z.
Add 2 and 2.
Move all terms not containing z to the right side of the equation.
Subtract 4 from both sides of the equation.
Subtract 4 from 130.
Divide each term by 14 and simplify.
Divide each term in 14z=126 by 14.
Cancel the common factor of 14.
Cancel the common factor.
Divide z by 1.
Divide 126 by 14.
Solve for z 130=4z+3z+2+4z+3z+2