Question

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The number of seconds is equal to 60 times the
number of minutes. Write the direct variation
equation that represents this situation. Let xbe the
independent variable. Let y be the dependent
variable.

Answer 1

See below

Step-by-step explanation:

x(x-2y)-(y-x)2

Final result :

-y2

Step by step solution :

Step 1 :

Equation at the end of step 1 :

x • (x - 2y) - (y - x)2

Step 2 :

2.1 Evaluate : (y-x)2 = y2-2xy+x2

Final result :

-y2