3z+3+4z=7.2

Solution for 3z+3+4z=7.2 equation:

Simplifying
3z + 3 + 4z = 7.2

Reorder the terms:
3 + 3z + 4z = 7.2

Combine like terms: 3z + 4z = 7z
3 + 7z = 7.2

Solving
3 + 7z = 7.2

Solving for variable 'z'.

Move all terms containing z to the left, all other terms to the right.

Add '-3' to each side of the equation.
3 + -3 + 7z = 7.2 + -3

Combine like terms: 3 + -3 = 0
0 + 7z = 7.2 + -3
7z = 7.2 + -3

Combine like terms: 7.2 + -3 = 4.2
7z = 4.2

Divide each side by '7'.
z = 0.6

Simplifying
z = 0.6