Answer:
Step-by-step explanation:
x² + 4x - 1 - x =x² + 4x -x - 1 { bring the like terms together and add}
= x² + 3x - 1
Answer:
341 students
Step-by-step explanation:
Here, we are to calculate the number of students earning between a particular range of income.
Please check attachment for complete solution and step by step explanation
<span>Yes
△RWS ~ △QWT
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The answer is <span>(0, 40); The jet lands in 40 seconds.</span>