Sarimahere Sarimahere
  • 15-08-2014
  • Mathematics
contestada

How do I do number 9? And can you please show work on paper

How do I do number 9 And can you please show work on paper class=

Respuesta :

AL2006
AL2006 AL2006
  • 15-08-2014
Just take it slow and easy, one small step at a time:

Write the problem :        4x + 2 = 7x - 8

Add  8  to each side:      4x + 10 = 7x

Subtract  4x  from each side:  10 = 3x

Divide each side by  3 :          10/3 = x

That wasn't so bad, was it ?

Answer Link
kate200468
kate200468 kate200468
  • 15-08-2014
[tex]4x+2=7x-8\\\\4x+2-7x-2=7x-8-7x-2\\\\-3x=-10\ /:(-3)\\\\x= \frac{10}{3} \\\\x=3 \frac{1}{3} [/tex]
Answer Link

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