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02-07-2014
Mathematics

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solving equations
what is the value of x
8x+9=5x+18

Respuesta :

02-07-2014

8x + 9 = 5x + 18

Subtract 9 from each side:

8x = 5x + 9

Subtract 5x from each side:

3x = 9

Divide each side by 3 :

x = 3

Answer Link

02-07-2014

8x+9=5x+18
⇒8x-5x=18-9
⇒3x=9
⇒x=9/3
⇒x=3

Answer Link

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