-6z+9=4(5-z)

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Solution for -6z+9=4(5-z) equation:


Simplifying
-6z + 9 = 4(5 + -1z)

Reorder the terms:
9 + -6z = 4(5 + -1z)
9 + -6z = (5 * 4 + -1z * 4)
9 + -6z = (20 + -4z)

Solving
9 + -6z = 20 + -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.
9 + -6z + 4z = 20 + -4z + 4z

Combine like terms: -6z + 4z = -2z
9 + -2z = 20 + -4z + 4z

Combine like terms: -4z + 4z = 0
9 + -2z = 20 + 0
9 + -2z = 20

Add '-9' to each side of the equation.
9 + -9 + -2z = 20 + -9

Combine like terms: 9 + -9 = 0
0 + -2z = 20 + -9
-2z = 20 + -9

Combine like terms: 20 + -9 = 11
-2z = 11

Divide each side by '-2'.
z = -5.5

Simplifying
z = -5.5

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