Which system is that sed to find x the number of weeks it will take for them to have the same amount, y in their saving accounts

the answer is 13

step-by-step explanation:

5*5=25

12*12=144

25+144=169

169^2=13

explanation:

remove parenthesis:

=

apply rule

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multiply fractions:

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=

divide:

=

mordancy.

the answer on ed. is:

c. "the graph of f(x) has exactly two x-intercepts."

hope i could someone! : )