PLEASE HELP! GIVING BRAINLIEST! DUE SOON PLEASE HELP!

Answer:
4-9 = 4+(-9)
-6-7 = -6+(-7)
-4-(-9) = -4 + 9
6-(-7) = 6+7
Step-by-step explanation:
Double negatives means a positive and one positive and one negative is a negative.
Please give brainliest. I am working hard to get it.
Answer:
[tex]4-9[/tex] → [tex]4+\left(-9\right)[/tex]
[tex]-6-7[/tex] → [tex]-6+\left(-7\right)[/tex]
[tex]-4-\left(-9\right)[/tex] → [tex]-4+9[/tex]
[tex]6-(-7)[/tex] → [tex]6+7[/tex]
Step-by-step explanation:
1) [tex]4-5[/tex]
[tex]4+(-9)[/tex]
------------
2) [tex]-6-7[/tex]
[tex]-6+\left(-7\right)[/tex]
--------------
3) [tex]-4-\left(-9\right)[/tex]
[tex]-4+9[/tex]
-----------------
4) [tex]6-\left(-7\right)[/tex]
[tex]6+7[/tex]
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