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Nimfa-mama [501]
3 years ago
15

In need help quick and can you also explain how you did or what I'm supposed to be doing

Mathematics
2 answers:
Natalija [7]3 years ago
7 0

Answer:

heres a helpful stragity for your pos and neg numbers

-   -

 +   it's aupposed to be like a smiley face so lets say you had to solve -7+3 then you'd cover up the negitive and positive sign, so the answer would be a negitive number. It's a little stategy. And you should answer the question in the brackets then that answer times whatever you got.  

Harman [31]3 years ago
3 0
-45x+72
you multiply the 9 by everything in the parentheses
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