6(z+3)-5(3z+3)=2(2z-9)

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Solution for 6(z+3)-5(3z+3)=2(2z-9) equation:


Simplifying
6(z + 3) + -5(3z + 3) = 2(2z + -9)

Reorder the terms:
6(3 + z) + -5(3z + 3) = 2(2z + -9)
(3 * 6 + z * 6) + -5(3z + 3) = 2(2z + -9)
(18 + 6z) + -5(3z + 3) = 2(2z + -9)

Reorder the terms:
18 + 6z + -5(3 + 3z) = 2(2z + -9)
18 + 6z + (3 * -5 + 3z * -5) = 2(2z + -9)
18 + 6z + (-15 + -15z) = 2(2z + -9)

Reorder the terms:
18 + -15 + 6z + -15z = 2(2z + -9)

Combine like terms: 18 + -15 = 3
3 + 6z + -15z = 2(2z + -9)

Combine like terms: 6z + -15z = -9z
3 + -9z = 2(2z + -9)

Reorder the terms:
3 + -9z = 2(-9 + 2z)
3 + -9z = (-9 * 2 + 2z * 2)
3 + -9z = (-18 + 4z)

Solving
3 + -9z = -18 + 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 = -18 + 4z + -4z

Combine like terms: -9z + -4z = -13z
3 + -13z = -18 + 4z + -4z

Combine like terms: 4z + -4z = 0
3 + -13z = -18 + 0
3 + -13z = -18

Add '-3' to each side of the equation.
3 + -3 + -13z = -18 + -3

Combine like terms: 3 + -3 = 0
0 + -13z = -18 + -3
-13z = -18 + -3

Combine like terms: -18 + -3 = -21
-13z = -21

Divide each side by '-13'.
z = 1.615384615

Simplifying
z = 1.615384615

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