Question

$4x + 5x + 10 + 7x - 20 + 6x + 18$
$angle \: a + b + c + d$

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Answer 1

HEY MATE HERE YOUR ANSWER:::

4x+5x+10+7x-20+6x+18=0

4x+5x+7x+6x+10-20+18=0

22x+8=0

22x=-8

x=-8/22

x=-4/11

angel of a+b+c+d=-4/11

hope it's help you!!!!!

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