Mathematics

Mathematics, 23.10.2019 20:00, thicklooney

Which line shows the first error in the solution?
6x + 4 = 3x - 8 ( 1 )
6x - 3x + 4x = 3x - 3x - 8 ( 2 )
3x + 4 = -8 ( 3 )
3x + 4 - 4 = -8 - 4 ( 4 )
3x = -4 ( 5 )
3x/3 = -4/3 ( 6 )
x = -4/3 ( 7 )
a. line 3
b. line 4
c. line 5
d. line 6

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Which line shows the first error in the solution?
6x + 4 = 3x - 8 ( 1 )
6x - 3x + 4x =...

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