4.2z=-4(.6z-1.2)

Solution for 4.2z=-4(.6z-1.2) equation:

Simplifying
4.2z = -4(0.6z + -1.2)

Reorder the terms:
4.2z = -4(-1.2 + 0.6z)
4.2z = (-1.2 * -4 + 0.6z * -4)
4.2z = (4.8 + -2.4z)

Solving
4.2z = 4.8 + -2.4z

Solving for variable 'z'.

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

Add '2.4z' to each side of the equation.
4.2z + 2.4z = 4.8 + -2.4z + 2.4z

Combine like terms: 4.2z + 2.4z = 6.6z
6.6z = 4.8 + -2.4z + 2.4z

Combine like terms: -2.4z + 2.4z = 0.0
6.6z = 4.8 + 0.0
6.6z = 4.8

Divide each side by '6.6'.
z = 0.7272727273

Simplifying
z = 0.7272727273