willers159
willers159 willers159
  • 10-01-2016
  • Mathematics
contestada

how do you solve this 2(x +3) = 8

Respuesta :

Аноним Аноним
  • 10-01-2016
First, you want to expand the brackets.

To do this you multiply everything inside the brackets by what comes before the bracket.

'2' x 'x' = 2x
2 x 3 = 6

Now write out the new equation

2x + 6 = 8

The next step is to balance the equation, whatever you do on one side, the same is done to the other.

To get rid of 6, we subtract 6

Therefore we must also subtract 6 from 8
8 - 6 = 2

The new equation is 2x = 2
Now we divide 2x by 2 to get 1x or x.
Again, we must do the same to the other side
2/2 = 1
x = 1
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