<span>Substitute (I) into (II), we have:
</span>
<span>Replace (II) in (I), we have:
</span>
Answer:
each student sell:
Lori = 55 pizzas
Steve = 69 pizzas
<span>
</span>
Vanessa has to sweep 4/6 of the court. If you are already 3/6 of the same court, how much do you need to sweep? Help!
2 answers:
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<span>Substitute (I) into (II), we have:
</span>
<span>Replace (II) in (I), we have:
</span>
Answer:
each student sell:
Lori = 55 pizzas
Steve = 69 pizzas
<span>
</span>