Negative numbers: addition and subtraction: Qui
Which of the following expressions are
4 8 4...
![subject](/tpl/images/cats/mat.png)
Mathematics, 24.02.2021 20:30 lex4395
Negative numbers: addition and subtraction: Qui
Which of the following expressions are
4 8 4 9
equivalent to
+- ?
7 9 7 8
Choose 2 answers:
4
8
-
+
9
+
TIN
8
4
+15
1
-
+
+
+
8
4
8
+
+
+
7.
8.
0
![ansver](/tpl/images/cats/User.png)
Answers: 3
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