Solve for j
j=-5
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7j+28=-7
Swap sides so that all variable terms are on the left hand side.
7j=-7-28
Subtract 28 from both sides.
7j=-35
Subtract 28 from -7 to get -35.
j=\frac{-35}{7}
Divide both sides by 7.
j=-5
Divide -35 by 7 to get -5.
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