hishwhknamczy hishwhknamczy

16-09-2016
Mathematics

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the range of all real numbers x such that 2x − 5 < 7 and 4x 10 > 6 is

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nobillionaireNobley nobillionaireNobley

18-09-2016

2x - 5 < 7 and 4x + 10 > 6
2x < 7 + 5 and 4x > 6 - 10
2x < 12 and 4x > -4
x < 12/2 and x > -4/4
x < 6 and x > -1
-1 < x < 6

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