6(z+6)-2(2z+5)=18

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Solution for 6(z+6)-2(2z+5)=18 equation:


Simplifying
6(z + 6) + -2(2z + 5) = 18

Reorder the terms:
6(6 + z) + -2(2z + 5) = 18
(6 * 6 + z * 6) + -2(2z + 5) = 18
(36 + 6z) + -2(2z + 5) = 18

Reorder the terms:
36 + 6z + -2(5 + 2z) = 18
36 + 6z + (5 * -2 + 2z * -2) = 18
36 + 6z + (-10 + -4z) = 18

Reorder the terms:
36 + -10 + 6z + -4z = 18

Combine like terms: 36 + -10 = 26
26 + 6z + -4z = 18

Combine like terms: 6z + -4z = 2z
26 + 2z = 18

Solving
26 + 2z = 18

Solving for variable 'z'.

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

Add '-26' to each side of the equation.
26 + -26 + 2z = 18 + -26

Combine like terms: 26 + -26 = 0
0 + 2z = 18 + -26
2z = 18 + -26

Combine like terms: 18 + -26 = -8
2z = -8

Divide each side by '2'.
z = -4

Simplifying
z = -4

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