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5 votes
Solve the inequality.

r – 9 ≥ 11




Group of answer choices

r ≥ 20

r ≤ 20

r ≥ 2

r ≥ 11

2 Answers

2 votes
r is greater than or equal to 20
you’d add 9 on both sides to isolate r .
User Yawmoght
by
8.1k points
3 votes

Answer:

r
\geq 20

Explanation:

You have to isolate the variable on one side, so you need to add 9 on both sides.

r - 9 + 9 = r - 0 = r

11 + 9 = 20

So, r
\geq 20

User RedFox
by
8.2k points

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