Answer:
x=0
x=7
Step-by-step explanation:
x²-x-1=6x-1
x²-x-1-6x+1=0
x²-7x=0
x(x-7)=0
x=0
x-7=0
x=7
They are skipping -7, 5, -7.
The common difference of the sequence is 18.
Answer:
680 Bacteria
Step-by-step explanation:
378 is evenly divisible by 126, which is equal to 3.
The first 126 minutes, the 85 bacteria will double to 170 bacteria.
The second 126 minutes (252 minutes total), the 170 bacteria will double to 340 bacteria.
The final 126 minutes (378 minutes total), the 340 bacteria will double to 680 bacteria total.
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Answer:
2-10
Step-by-step explanation:
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Answer: 36
Step-by-step explanation:
area of a triangle: base times height then divide by two
