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Karo-lina-s [1.5K]

2 years ago

13

Which of the following is a number set that contains the number –5? A. integers B. whole numbers C. natural numbers D. irrationa

l numbers

1 answer:

meriva2 years ago

6 0

It would be A or B, as an integer can be anything and it’s a while number.

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How would I solve (-2-2i)(-4-3i)(7+8)

siniylev [52]

$(-2-2i)(-4-3i)(7+8)=\\
15(-2-2i)(-4-3i)=\\
15(8+6i+8i-6)=\\
15(2+14i)=\\
30+210i$

5 0

3 years ago

Last year at a certain high school, there were 60 boys on the honor roll and 112 girls on the honor roll. This year, the number

blsea [12.9K]

Answer:

21.5%

Step-by-step explanation:

60 and 112 repsectivly

60x(1.15) + 112(1.25)

69 (hehe nice) + 140

so 209 total honour roles compared to 172 last year

209/172 = 1.215116

subtract 1

.215116

multiply by 100

21.5116%

21.5%

- Gage Millar, Algebra 2 Tutor

4 0

3 years ago

The solution of the following equation as 0.15 ( 10t - 9= 0.75 (4t - 3)

Alenkinab [10]

Answer:

$\huge\boxed{\sf t = 0.6}$

Step-by-step explanation:

$\sf 0.15(10t-9) = 0.75(4t-3)\\\\Resolving \ Parenthesis\\\\1.5t-1.35 = 3t - 2.25\\\\Combining \ like \ terms\\\\-1.35 + 2.25 = 3t-1.5t\\\\0.9 = 1.5t\\\\Dividing \ both \ sides \ by \ 1.5\\\\0.9/1.5 = t\\\\0.6 = t\\\\OR\\\\\bold{t = 0.6}$

Hope this helped!

<h2>~AnonymousHelper1807</h2>

4 0

3 years ago

Find the ratio of the perimeter of the first figure to the perimeter of the second.

ololo11 [35]

Answer:

2:1

Step-by-step explanation:

The perimeter of the first is twice as large as the 2nd

5 0

2 years ago

2. On vacation, Katelyn wanted to have her hair braided in multiple braids to cover her head. The beautician charges a flat rate

scoundrel [369]

29 = 4 + .75b
subtract 4
25 = .75b
divide .75
b = 33.3333333
b = 33 braids

4 0

2 years ago

Read 2 more answers