j+9+12=-3

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Solution for j+9+12=-3 equation: 


Simplifying
j + 9 + 12 = -3

Reorder the terms:
9 + 12 + j = -3

Combine like terms: 9 + 12 = 21
21 + j = -3

Solving
21 + j = -3

Solving for variable 'j'.

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

Add '-21' to each side of the equation.
21 + -21 + j = -3 + -21

Combine like terms: 21 + -21 = 0
0 + j = -3 + -21
j = -3 + -21

Combine like terms: -3 + -21 = -24
j = -24

Simplifying
j = -24

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