Match each subtraction equation with its addition equation.
Column A
Column B
1.
...
![subject](/tpl/images/cats/mat.png)
Mathematics, 08.12.2020 19:40 xxaurorabluexx
Match each subtraction equation with its addition equation.
Column A
Column B
1.
a-9 = 6
a. a + 9 = 6
2.
X-7 = 11
b. a + (-9) =6
3.
a - (-9) = 6
C. X + (-7) = 11
d. x + 7 = 11
4.
X - (-7) = 11
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