Can someone please Help !!!?

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asked Dec 27, 2016 219k views

4 votes

Can someone please Help !!!?

Mathematics
middle-school

Damien Leroux asked

by Damien Leroux

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2 Answers

1 vote

= 8.
X -7 = 8 X -7
2k - 10 = -56
2k - 10 + 10 = -56 + 10
2k = -46
2k / 2 = -46 / 2
k = -23

Agiagnoc answered Dec 28, 2016

by Agiagnoc

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4 votes

Take it slow ... one little step at a time:

(2k - 10) / -7 = 8

Multiply each side by -7 : 2k - 10 = -56

Add 10 to each side: 2k = -46

Divide each side by 2 : k = -23

LStoilov answered Jan 2, 2017

by LStoilov

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