Question

PLEASE HELP! GIVING BRAINLIEST! DUE SOON PLEASE HELP!

Answer 1

Answer:

$4-9$ → $4+\left(-9\right)$

$-6-7$ → $-6+\left(-7\right)$

$-4-\left(-9\right)$ → $-4+9$

$6-(-7)$ → $6+7$

Step-by-step explanation:

1) $4-5$

• $-5$

$4+(-9)$

• $-5$

------------

2) $-6-7$

• -13

$-6+\left(-7\right)$

• -13

--------------

3) $-4-\left(-9\right)$

• 5

$-4+9$

• 5

-----------------

4) $6-\left(-7\right)$

• 13

$6+7$

• 13

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Answer 2

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.