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zimovet [89]
3 years ago
5

Hellpp fast please a​

Mathematics
1 answer:
dedylja [7]3 years ago
7 0

Answer:

C. 3x+30

Step-by-step explanation:

5(2x+6)-7x can be rewritten as

10x+30-7x which can be simplified as

3x+30

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What is the nearest tenth of 28cm
Marianna [84]

Answer:

30cm

Step-by-step explanation:

"5 or above, give it shove. 4 or below, let it go." The number is the tenth's place is 2(since this isn't a decimal), and you need to round it by the number to it's right: which is 8. Since 8 is greater than 5, you change the 2 to a 3 and the 8 becomes a 0.


7 0
3 years ago
When 605,000 is written in scientific notation, what will be the value of the exponent?
son4ous [18]
6.05 x 10^5

I think this is the answer
3 0
3 years ago
Mallory has five dollars in her wallet if this is 10% of her monthly allowance what is their monthly allowance​
Black_prince [1.1K]

Answer:

1. $50

2. B.

Step-by-step explanation:

1. Since Mallory has 5 dollars, and that’s 1/10 of her monthly allowance, then you multiply 5 by 10 to get 50 as her monthly allowance.

2. Since Addie has $12.59 in her wallet, the 9 has B. (9*0.01) value.

3 0
3 years ago
Consider the probability that no fewer than 74 out of 112 houses will lose power once a year. Assume the probability that a give
Natasha_Volkova [10]

Answer: the normal curve can be used as an  approximation to the binomial probability considering the following condition: when the sample is large, in this case n=112

Step-by-step explanation:

for a binomial experiment to be approximated to normal distribution, the following conditions must be present:

i.  sample size must be large, in this case sample size is 112

ii.  the mean must be equal to np,where n is sample size and p is probability  of success

iii.  the standard deviation must be equal to npq,where q is the probability of failure

5 0
3 years ago
If the yellow quadrilateral in the diagram is a square, what is its area?
bazaltina [42]

Answer:

C) c²

Step-by-step explanation:

Since this is a square, all the sides are equal. Therefore, you just multiply side length <em>c</em> by itself and you get the area

3 0
3 years ago
Read 2 more answers
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