Answer:
Step-by-step explanation:
what do you need help with
12 laps because Lee ran 3 and that's half of what ray ran so times that by 2 and then times 6 by 2 and that's your answer
Solution: (3x + 4y - 3z) x (3x + 4y + 3z)
Answer:


Step-by-step explanation:
Given

Required
Determine: 
First, we calculate f(x + h)



So, we have:






% increase = Increase ÷ Original Number × 100.<span>
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