Answer:
4
Step-by-step explanation:
4, -4, 4, -4, 4, -4, 4, -4, 4
5 4's
4 -4's
= 4(5) - 4(4)
= 20 - 16
= 4
b. 0
-4+4+-4+4+-4+4+-4+4+-4= 0
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Answers & Comments
Answer:
4
Step-by-step explanation:
4, -4, 4, -4, 4, -4, 4, -4, 4
5 4's
4 -4's
= 4(5) - 4(4)
= 20 - 16
= 4
Answer:
b. 0
Step-by-step explanation:
-4+4+-4+4+-4+4+-4+4+-4= 0