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Math·Algebra·Linear inequalities in one or two variables

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A student needs at least $190$ signatures from classmates to run for class president. The student collects $30$ signatures on Monday and collects enough additional signatures on Tuesday to run for class president. Which inequality represents the number of additional signatures, $s$, that the student collects on Tuesday?

A

$s+30\le 190$

B

$s+30\ge 190$

C

$s-30\le 190$

D

$s-30\ge 190$