Solve for v
v\leq -3.1
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v+1.8\leq -1.3
Swap sides so that all variable terms are on the left hand side. This changes the sign direction.
v\leq -1.3-1.8
Subtract 1.8 from both sides.
v\leq -3.1
Subtract 1.8 from -1.3 to get -3.1.
Examples
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