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Answer:
1. f(x)=x+7
2. f(x)=1.2x
Step-by-step explanation:
1. If f(x+5)=x+12, then substitute
Hence,
Now change t into x:
2. If f(x-5)=1.2x-6, then substitute
Hence,
Now change t into x:
What do you mean? I need more information!!!
Answer:
66 necklaces
Step-by-step explanation:
First determine how many beads Ava has
40 * 100 = 4000
Then divide by the number of beads per necklace
4000/60 =66.66666
Round down for complete necklaces
66 necklaces
Answer:
x = 10
Step-by-step explanation:
Since B is the midpoint of AC then AB = BC = 3x - 4 and
AB + BC = AC , thus
3x - 4 + 3x - 4 = 52, that is
6x - 8 = 52 ( add 8 to both sides )
6x = 60 ( divide both sides by 6 )
x = 10
