mariela78
27.01.2021 •
Mathematics
Max is thinking of a number which he calls n he adds a and then doubles the sum. Write an expression to represent Max's number.
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Ответ:
Step-by-step explanation:
width= w
length = l=w+5
Area = l * w
104 =(w+5) * w
w2 +5w -104 =0
(w+13)(w-8)=0
w=13 and w=8
so width =8
length=13