25% of whom were first year teachers out of 72 teachers in attendance in a school staff meeting equals 18 first-year teachers in the meeting. Therefore, there are 18 first-year teachers in the school staff meeting.
<h3>I'll teach you how to solve (m^2-m-4)+(m+5)</h3>
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(m^2-m-4)+(m+5)
Remove parentheses:
m^2-m-4 + m+5
Group like terms:
m^2-m+m-4+5
Add similar elements:
m^2-4+5
Add/subtract the numbers:
m^2+1
Your Answer Is m^2+1
plz mark me as brainliest if this helped :)
Answer:
It should be 12 i dont know ,,I learned it in class but my teacher told me that there are different types of this math so I don’t know if this is the one I learned
Step-by-step explanation: