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Answers by Ataur R.

so since you have (2x+4)^2 and (2x+6)^2. Your first job is to take this solve and uncoil these two expressions first. (2x+4)^2 can be solved using the squared for formula.  (a+b)^2 = (a^2 + 2*a*b + b^2) = (a+b) * (a+b)  Therefore (2x+4)^2...