Lucy is k years old. She has a sister who is three years younger than she is and another sister who is five years less than twice Lucy’s age. Write an expression, in simplified form, for the sum of the three girls’ ages. Also looking forward on knowing how to do it (work).
En resumen
Lucy = k 1sister = k - 22 sister = (k x 2) - 5k + (k - 2) + ((k x 2) - 5).
Gilmaraboneca
Lucy = k 1sister = k - 22 sister = (k x 2) - 5k + (k - 2) + ((k x 2) - 5).
James is 7 years old (14 / 2).
The 3 less - 1 x1the expression keiko sold.
She didn't write more then ten mystery novels. She wriyed more then 10 mistery novels.
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