Question

I need help with these two please

Answer 1

`21(2-x)+12x=44`

`42-21x+12x=44`

`42-9x=44`

`42-9x-42=44-42`

`-9x=2`

`-9x=2\\-9 ~~-9`

`x=-2/9`

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hope it helps..

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