Alfred is practicing typing. The first time he tested himself, he could type 22 words per minute. After practicing for a week, h
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Answer:
The answer to your questions are in bold
Step-by-step explanation:
a)
C =
= -24 + 12
= -12
b) -1 7 -4 -1 -1 - 4 7 - 1 - 5 6
-2 -6 -8 8 = -2 - 8 -6 + 8 -10 2
2 -3 2 -7 2 + 2 -3 - 7 4 -10
-1 10 -6 5 -1 - 6 10 + 5 -7 15