j-3=7

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Solution for j-3=7 equation: 


Simplifying
j + -3 = 7

Reorder the terms:
-3 + j = 7

Solving
-3 + j = 7

Solving for variable 'j'.

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

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

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

Combine like terms: 7 + 3 = 10
j = 10

Simplifying
j = 10

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