Answer:
7
Step-by-step explanation:
what number is 28% of 25
Is means equals and of means multiply
N = 28% of 25
Change to decimal form
N = .28* 25
N =7
Since it's 10 to the 2nd power, you just move the decimal places 2 places to the right.
So the answer is 3460
Answer:
2.7
Step-by-step explanation:
Let the number alex think be x
Answer = 22.7
According to the question,
x + 20 = 22.7
x = 22.7 - 20
x = 2.7
Therefore, his original number is 2.7
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Answer:
3
Step-by-step explanation:
since he said he counted 34 legs.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34. you should first remove 2 from 34 that would give you 32. 32 divided by 4 which is the number of legs a single pig has is 8, 8 plus 2 divided by two which is the number of legs a single chicken has is 1 so I plus 8 is 9, but they said he has 10 animals, then you remove 4 again reducing the pig side to 28 and increasing the chicken size to 6. 28 divide by 4 is 7, and 6 divided by 2 is 3, so 3 plus 7 is 10, and ten is the number of animals, so the number of chicken is 3.
1. 2x - (3x + 6).....negative before parentheses makes everything inside parentheses opposite
2. 2x - 3x - 6....2x - 3x = -1x
3. -1x - 6
Answer:
-1x - 6