9-(2+1)+3z=11+4(2z-1)-5

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Solution for 9-(2+1)+3z=11+4(2z-1)-5 equation:


Simplifying
9 + -1(2 + 1) + 3z = 11 + 4(2z + -1) + -5

Combine like terms: 2 + 1 = 3
9 + -1(3) + 3z = 11 + 4(2z + -1) + -5

Multiply -1 * 3
9 + -3 + 3z = 11 + 4(2z + -1) + -5

Combine like terms: 9 + -3 = 6
6 + 3z = 11 + 4(2z + -1) + -5

Reorder the terms:
6 + 3z = 11 + 4(-1 + 2z) + -5
6 + 3z = 11 + (-1 * 4 + 2z * 4) + -5
6 + 3z = 11 + (-4 + 8z) + -5

Reorder the terms:
6 + 3z = 11 + -4 + -5 + 8z

Combine like terms: 11 + -4 = 7
6 + 3z = 7 + -5 + 8z

Combine like terms: 7 + -5 = 2
6 + 3z = 2 + 8z

Solving
6 + 3z = 2 + 8z

Solving for variable 'z'.

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

Add '-8z' to each side of the equation.
6 + 3z + -8z = 2 + 8z + -8z

Combine like terms: 3z + -8z = -5z
6 + -5z = 2 + 8z + -8z

Combine like terms: 8z + -8z = 0
6 + -5z = 2 + 0
6 + -5z = 2

Add '-6' to each side of the equation.
6 + -6 + -5z = 2 + -6

Combine like terms: 6 + -6 = 0
0 + -5z = 2 + -6
-5z = 2 + -6

Combine like terms: 2 + -6 = -4
-5z = -4

Divide each side by '-5'.
z = 0.8

Simplifying
z = 0.8

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