2(3+j)=7

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Solution for 2(3+j)=7 equation: 


Simplifying
2(3 + j) = 7
(3 * 2 + j * 2) = 7
(6 + 2j) = 7

Solving
6 + 2j = 7

Solving for variable 'j'.

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

Add '-6' to each side of the equation.
6 + -6 + 2j = 7 + -6

Combine like terms: 6 + -6 = 0
0 + 2j = 7 + -6
2j = 7 + -6

Combine like terms: 7 + -6 = 1
2j = 1

Divide each side by '2'.
j = 0.5

Simplifying
j = 0.5

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