GRUBBMASTER23 GRUBBMASTER23

14-11-2015
Mathematics

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What is 2(2.5b-9)+6b=-7 in solving multi step equations

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jasneet jasneet

14-11-2015

2(2.5b - 9) + 6b = -7
5b - 18 + 6b = -7
adding 18 on both sides
5b + 6b = -7 + 18
11b = 11
dividing by 11 on both sides
b = 1 Ans

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