6z-7+3(z+9)=

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Solution for 6z-7+3(z+9)= equation:


Simplifying
6z + -7 + 3(z + 9) = 0

Reorder the terms:
6z + -7 + 3(9 + z) = 0
6z + -7 + (9 * 3 + z * 3) = 0
6z + -7 + (27 + 3z) = 0

Reorder the terms:
-7 + 27 + 6z + 3z = 0

Combine like terms: -7 + 27 = 20
20 + 6z + 3z = 0

Combine like terms: 6z + 3z = 9z
20 + 9z = 0

Solving
20 + 9z = 0

Solving for variable 'z'.

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

Add '-20' to each side of the equation.
20 + -20 + 9z = 0 + -20

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

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

Divide each side by '9'.
z = -2.222222222

Simplifying
z = -2.222222222

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