Answer:
betty swam 21 jane swam 14
Step-by-step explanation:
Answer:
x(7 - x)
Step-by-step explanation:
Given
7x - x² ← factor out x from both terms
= x(7 - x) ← in factored form
Andrea can cut 4 1/2 (or 4.5) inch pieces from her original piece.
18/4 = 4.5
Hope this helps!