3(3z+4)-2(z-3)=

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Solution for 3(3z+4)-2(z-3)= equation:


Simplifying
3(3z + 4) + -2(z + -3) = 0

Reorder the terms:
3(4 + 3z) + -2(z + -3) = 0
(4 * 3 + 3z * 3) + -2(z + -3) = 0
(12 + 9z) + -2(z + -3) = 0

Reorder the terms:
12 + 9z + -2(-3 + z) = 0
12 + 9z + (-3 * -2 + z * -2) = 0
12 + 9z + (6 + -2z) = 0

Reorder the terms:
12 + 6 + 9z + -2z = 0

Combine like terms: 12 + 6 = 18
18 + 9z + -2z = 0

Combine like terms: 9z + -2z = 7z
18 + 7z = 0

Solving
18 + 7z = 0

Solving for variable 'z'.

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

Add '-18' to each side of the equation.
18 + -18 + 7z = 0 + -18

Combine like terms: 18 + -18 = 0
0 + 7z = 0 + -18
7z = 0 + -18

Combine like terms: 0 + -18 = -18
7z = -18

Divide each side by '7'.
z = -2.571428571

Simplifying
z = -2.571428571

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