4×+3+(-3×)+7×-6× I've been trying to figure ut out but I cant
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If Eli spends $392 for 8 gigabytes of memory, then 
, where g is a gigabyte of memory. All you have to do is to reduce the equation. In this case, divide both sides by 8 to get 
. So the cost of 1 gigabyte of memory is $49.