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SOLVE THIS EQUATION - 2(x+3) = 10

12 replies

tinytitch · 01/07/2006 10:02

I know X=2 , but how do you show your working?

OP posts:

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NotQuiteCockney · 01/07/2006 10:05

x+3 = 10 / 2
x + 3 = 5
x = 2

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LadyTophamHatt · 01/07/2006 10:07

straight over my head

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roisin · 01/07/2006 10:08

Tinytitch this is a great site for understanding algebra

HTH

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tinytitch · 01/07/2006 10:18

fab - can't believe that you all responded so quickly, thankyou. usually once i can see the working for one i am ok with the rest,

will carry on helping dd, maybe checking out website if we get stuck again.

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Piffle · 10/07/2006 21:01

full working
2(x+3) =10
2x + 6 =10
10-6 =2x
2x=4
x=2
from me and ds

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Mercy · 10/07/2006 21:08

LTH, me too. What are you lot on about?

I'm scared of maths

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SoupDragon · 10/07/2006 21:10

I love algebra!

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Blandmum · 10/07/2006 21:11

is it supposed to be -2???

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snorkle · 10/07/2006 21:20

Message withdrawn

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DumbledoresGirl · 10/07/2006 21:22

10 divided by 2 = (x plus 3)

Therefore 5 = (x plus 3)

Therefore 5 minus 3 = x

Therefore x = 2

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PrettyCandles · 10/07/2006 21:24

2(x+3)=10
2x+6=10
2x=10-6
2x=4
x=2

Alternatively:
2(x+3)=10
x+3=10/2
x+3=5
x=5-3
x=2