danapearson
danapearson
11-10-2016
Mathematics
contestada
Solve for k. -6 ≤ -2k + 4 ≤ 2
Respuesta :
amin112
amin112
11-10-2016
-6 ≤ -2k+4
≤ 2
-6-4
≤ -2k+4-4
≤ 2-4
-10
≤ -2k
≤ -2
-10/-2
≤ -2k/-2
≤ -2/-2
5
≥ k
≥ 1
Sign changes because you multiply all sides with minus
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