The answer to your question is X= 11
Answer:
C on edge 2021
Step-by-step explanation:
Answer:
14
Step-by-step explanation:
rectangle 8
triangle 6
Answer:
84.3
Step-by-step explanation:
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An=A1+(n-1)d
-20=A1+(15-1)x-7
-20=A1+14 x -7
-20=A1-98
+98 +98
-98+98=0
-20+98=78
A1=78