28-4(a-8)=a+40 , then a is equal to
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idhdrhh
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jji
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so here what you need to do is to just use common lenear equation
so here is ur ans
28( a-8 ) - 4(a-8) = a + 40
28a - 224 - 4a - 32 = a + 40
24a - 256 = a +40
23a = 256+40
23a =296
a = 296÷23
a = 12.8 approx
hope it helps mark me as the braibliest pls
i have done lot of work
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