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Mama L [17]
3 years ago
12

Help please!a= 2 b= -4c= -3d= 5help and explain how to do it pleaseee

Mathematics
1 answer:
slava [35]3 years ago
5 0
(2+-4)--3
(2-4)+3
(-2)+3
1

(-4-2)+-3
(-6)-3
-9
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