7j-5=3j+7

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Solution for 7j-5=3j+7 equation:


Simplifying
7j + -5 = 3j + 7

Reorder the terms:
-5 + 7j = 3j + 7

Reorder the terms:
-5 + 7j = 7 + 3j

Solving
-5 + 7j = 7 + 3j

Solving for variable 'j'.

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

Add '-3j' to each side of the equation.
-5 + 7j + -3j = 7 + 3j + -3j

Combine like terms: 7j + -3j = 4j
-5 + 4j = 7 + 3j + -3j

Combine like terms: 3j + -3j = 0
-5 + 4j = 7 + 0
-5 + 4j = 7

Add '5' to each side of the equation.
-5 + 5 + 4j = 7 + 5

Combine like terms: -5 + 5 = 0
0 + 4j = 7 + 5
4j = 7 + 5

Combine like terms: 7 + 5 = 12
4j = 12

Divide each side by '4'.
j = 3

Simplifying
j = 3

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