4(3-z)=5(z+4)

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Solution for 4(3-z)=5(z+4) equation:


Simplifying
4(3 + -1z) = 5(z + 4)
(3 * 4 + -1z * 4) = 5(z + 4)
(12 + -4z) = 5(z + 4)

Reorder the terms:
12 + -4z = 5(4 + z)
12 + -4z = (4 * 5 + z * 5)
12 + -4z = (20 + 5z)

Solving
12 + -4z = 20 + 5z

Solving for variable 'z'.

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

Add '-5z' to each side of the equation.
12 + -4z + -5z = 20 + 5z + -5z

Combine like terms: -4z + -5z = -9z
12 + -9z = 20 + 5z + -5z

Combine like terms: 5z + -5z = 0
12 + -9z = 20 + 0
12 + -9z = 20

Add '-12' to each side of the equation.
12 + -12 + -9z = 20 + -12

Combine like terms: 12 + -12 = 0
0 + -9z = 20 + -12
-9z = 20 + -12

Combine like terms: 20 + -12 = 8
-9z = 8

Divide each side by '-9'.
z = -0.8888888889

Simplifying
z = -0.8888888889

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