Solve 3(x-4)=-5 for x. Justify each step

Mathematics

1 answer:

igor_vitrenko [27]3 years ago

4 0

3x - 12 = -5 plus 12
3x-12 +12 = -5+12
3x = 7 devision by 3
3x/3 = 7/3
x= 2,3333333333 =~ 2,3

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