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1 vote
Student #4:

9 - 2x ≥ 4
-2x ≥ -5
x ≥ -5/-2
x ≥ 2 1/2


Solved the inequality incorrectly and graphed their solution incorrectly.
Solved the inequality correctly but graphed their solution incorrectly.
Solved the inequality incorrectly but graphed their solution correctly.
Solved the inequality correctly and graphed their solution correctly.

Student #4: 9 - 2x ≥ 4 -2x ≥ -5 x ≥ -5/-2 x ≥ 2 1/2 Solved the inequality incorrectly-example-1
User Belgacea
by
5.9k points

1 Answer

5 votes

Answer:

the first one

closed circle, arrow to the left

second one

closed circle arrow to the left

third one

x ≥ -5/-2

fourth one

correct :)

Explanation:

whenever your solving inequalities and simplifying them down. WHenever you divide on side of the inequality by a negative, it will switch the direction of the sign

i hope this helps, if i didnt im really sorry

User Jasonpgignac
by
5.2k points