3z-4+2z=6+2z-4

Add 3z and 2z.

5z-4=6+2z-4

Subtract 4 from 6.

5z-4=2z+2

Subtract 2z from both sides of the equation.

5z-4-2z=2

Subtract 2z from 5z.

3z-4=2

3z-4=2

Add 4 to both sides of the equation.

3z=2+4

Add 2 and 4.

3z=6

3z=6

Divide each term in 3z=6 by 3.

3z3=63

Cancel the common factor of 3.

Cancel the common factor.

3z3=63

Divide z by 1.

z=63

z=63

Divide 6 by 3.

z=2

z=2

Solve for z 3z-4+2z=6+2z-4