CadenClough13
CadenClough13 CadenClough13
  • 03-10-2018
  • Mathematics
contestada

#18. How is the answer -3. How do I get it?

18 How is the answer 3 How do I get it class=

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annasour14
annasour14 annasour14
  • 03-10-2018
I hope this will help you.
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secnav02 secnav02
  • 03-10-2018
7m+3(m+2)=-24
Distribute
3(m+2)=3m+6
7m+3m+6=-24
Combine like terms
7m+3m=10m
10m+6=24
Do the additive inverse of addition
-24-6=
Do keep change change
-24+-6=-30
10m=-30
Do the inverse of division/multiplication
the m cancels out
-30÷10=-3
because a negative divided by a positive equals a negative the result is -3
this is why it is -3.
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