2(2j-1)=12

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Solution for 2(2j-1)=12 equation: 


Simplifying
2(2j + -1) = 12

Reorder the terms:
2(-1 + 2j) = 12
(-1 * 2 + 2j * 2) = 12
(-2 + 4j) = 12

Solving
-2 + 4j = 12

Solving for variable 'j'.

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

Add '2' to each side of the equation.
-2 + 2 + 4j = 12 + 2

Combine like terms: -2 + 2 = 0
0 + 4j = 12 + 2
4j = 12 + 2

Combine like terms: 12 + 2 = 14
4j = 14

Divide each side by '4'.
j = 3.5

Simplifying
j = 3.5

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