Answer:
18
Step-by-step explanation:
- -3a²-b³+3c²-2b³
- -3(2)²-(-1)³+3(3)²-2(-1)³
- -3(4)-(-1)+3(9)-2(-1)
- -12+1+27+2
- -11+27+2
- 16+2
- 18
The answer is D
0 is not less than or equal to -4, and in the second equation, 0 is greater than -1
Answer:
an octagon has 3 more sides then a pentagon
Step-by-step explanation:
A pentagon has 5 sides while a octagon has 8 sides and 8 -5=3
Total = 21 feet
if each is 3 feet
21/3 = 7
Therefore, there are 7 sections
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