3j+5=2j+12

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Solution for 3j+5=2j+12 equation:


Simplifying
3j + 5 = 2j + 12

Reorder the terms:
5 + 3j = 2j + 12

Reorder the terms:
5 + 3j = 12 + 2j

Solving
5 + 3j = 12 + 2j

Solving for variable 'j'.

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

Add '-2j' to each side of the equation.
5 + 3j + -2j = 12 + 2j + -2j

Combine like terms: 3j + -2j = 1j
5 + 1j = 12 + 2j + -2j

Combine like terms: 2j + -2j = 0
5 + 1j = 12 + 0
5 + 1j = 12

Add '-5' to each side of the equation.
5 + -5 + 1j = 12 + -5

Combine like terms: 5 + -5 = 0
0 + 1j = 12 + -5
1j = 12 + -5

Combine like terms: 12 + -5 = 7
1j = 7

Divide each side by '1'.
j = 7

Simplifying
j = 7

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