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OpenStudy (anonymous):
Solve the open sentence.
–2 ≤ n + 4 ≤ 7
OpenStudy (anonymous):
@amistre64
OpenStudy (amistre64):
umm, just subtract ....
OpenStudy (anonymous):
i dont get these questions
OpenStudy (amistre64):
solve for n .....
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OpenStudy (anonymous):
i know that but i dont know how to solve it
OpenStudy (amistre64):
.... subtract :/
OpenStudy (amistre64):
n is heavy by +4 ... therefore n has to loose that 4
but we cant just go willy nilly removing things, we have to do it equally across the board ... if we take away something from n we have to take it away from the other parts too ....
OpenStudy (anonymous):
ohhhh,i thought you meant subtract two
OpenStudy (anonymous):
so itll be -6 < n <3
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OpenStudy (anonymous):
A.
n ≥ 6 and n ≤ –4
B.
n ≤ 2 and n ≤ 7
C.
n ≤ –6 and n ≤ 4
D.
n ≥ –6 and n ≤ 3
OpenStudy (anonymous):
so its d right?
OpenStudy (amistre64):
–2 ≤ n + 4 ≤ 7
-4 -4 -4
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-6 n 3
n ≥ –6 and n ≤ 3 lets turn it so that its all pointing left
-6 ≤ n, n ≤ 3 yep that fits