morganannefelts morganannefelts
  • 02-03-2020
  • Mathematics
contestada

(5•-3) - (4•-3) + -3 - (3•-3)

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Spykids
Spykids Spykids
  • 02-03-2020
Use PEMDAS.

Parenthesis first.

(-15)-(-12)+3-(-9)

Next multiply,

(-15)+12+3+9 (two negatives get you a positive)

Finally, add and subtract:
-15+24=9

You get 9 as your answer.

Hope this helps!
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