3 years ago

What is the value of 3x^2+5x+25 when x=3

Mathematics

1 answer:

andrew-mc [135]3 years ago

5 0

Answer:

Step-by-step explanation:

PEMDAS

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Over the summer, for every 12 okra seeds Dana planted, 7 grew into plants. If he planted 156 okra seeds, how many grew into plan

drek231 [11]

Set this up as a proportion with seeds on top and plants on bottom. Ours will look like this: $\frac{12}{7}= \frac{156}{x}$ . Cross multiply to get 12x=1092. Divide to get that the number of plants to expect from 156 seeds is 91, choice B from above.

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3 years ago

The wings of a ruby-throated hummingbird beat an average of 52 times per second.About how many times will it's wings beat in a m

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4 years ago

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Answer all questions plzz.. 2/2^2 3^4/3^4 3k^2/7k 7n^4 * 4n

Ilya [14]

Answer:

1. 1/2 or .5 (same thing)

2. 1

3. -4k

4. 28n^5

Step-by-step explanation:

2/2^2 → 2/4 = .5

3^4/3^4 → 81/81 = 1

3k^2/7k = -4k

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3 years ago

Kim can invite no more than 45 people to a birthday party 17 people will be family members how many more people can she invite

tatyana61 [14]

Answer:28

Step-by-step explanation:

If she can invite only 45 and 17 are family just subtract 45 from 17 which is 28 she can Invite 28 more people

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4 years ago

NEEDED ASAP PLEASE. 22-32 will give brqinliest no trolls

evablogger [386]

22: 4x+8
23: 3x+21
24: 10x+35
27:39
28:48
29:36
30: 2(x+4)
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3 years ago