9z+3=4z-8

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Solution for 9z+3=4z-8 equation:


Simplifying
9z + 3 = 4z + -8

Reorder the terms:
3 + 9z = 4z + -8

Reorder the terms:
3 + 9z = -8 + 4z

Solving
3 + 9z = -8 + 4z

Solving for variable 'z'.

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

Add '-4z' to each side of the equation.
3 + 9z + -4z = -8 + 4z + -4z

Combine like terms: 9z + -4z = 5z
3 + 5z = -8 + 4z + -4z

Combine like terms: 4z + -4z = 0
3 + 5z = -8 + 0
3 + 5z = -8

Add '-3' to each side of the equation.
3 + -3 + 5z = -8 + -3

Combine like terms: 3 + -3 = 0
0 + 5z = -8 + -3
5z = -8 + -3

Combine like terms: -8 + -3 = -11
5z = -11

Divide each side by '5'.
z = -2.2

Simplifying
z = -2.2

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