Solve for v
v\geq 135
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60\leq v-75
Multiply both sides of the equation by 5. Since 5 is positive, the inequality direction remains the same.
v-75\geq 60
Swap sides so that all variable terms are on the left hand side. This changes the sign direction.
v\geq 60+75
Add 75 to both sides.
v\geq 135
Add 60 and 75 to get 135.
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