5z-2(3z+1)=18

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Solution for 5z-2(3z+1)=18 equation:


Simplifying
5z + -2(3z + 1) = 18

Reorder the terms:
5z + -2(1 + 3z) = 18
5z + (1 * -2 + 3z * -2) = 18
5z + (-2 + -6z) = 18

Reorder the terms:
-2 + 5z + -6z = 18

Combine like terms: 5z + -6z = -1z
-2 + -1z = 18

Solving
-2 + -1z = 18

Solving for variable 'z'.

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

Add '2' to each side of the equation.
-2 + 2 + -1z = 18 + 2

Combine like terms: -2 + 2 = 0
0 + -1z = 18 + 2
-1z = 18 + 2

Combine like terms: 18 + 2 = 20
-1z = 20

Divide each side by '-1'.
z = -20

Simplifying
z = -20

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