3 years ago

I need help with these two please

Mathematics

1 answer:

Alex777 [14]3 years ago

5 0

Answer:

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

$42-21x+12x=44$

$42-9x=44$

$42-9x-42=44-42$

$-9x=2$

$-9x=2\\-9 ~~-9$

$x=-2/9$

-----------------------

hope it helps..

have a great day!!

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