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Gelneren [198K]
3 years ago
7

50 POINTS Ayliah is 7 years more than 1/2 of Deb's age use x for the variable

Mathematics
1 answer:
prohojiy [21]3 years ago
7 0

Answer:

1443

Step-by-step explanation:

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lesya692 [45]
It’s similar to D because they are going to have the same measured angle
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3 years ago
Joe has fraction 5 over 6 pound of bird seed. He needs Fraction 1 over 3. pound to feed the birds daily. Which of the rectangle
Studentka2010 [4]
I divided the two fractions & drew a model.

\frac{5}{6}/ \frac{1}{3} = 2.5

So we know that the bird seed will last 2.5 days.

Knowing this, we can go with:

B. Rectangle model divided into six equal sections, five sections are labeled five-sixths and two sections are labeled one-third, equaling two and one-half days.

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9 0
3 years ago
To what expression must 5a square-4a+3 be added to make the sum zero??​
pychu [463]

Answer:

Step-by-step explanation:

Additive inverse of (5a² - 4a + 3) should be added to make them zero

(5a² - 4a + 3) + (-5a² + 4a - 3)=   <u>5a² - 5a² </u>  <u>- 4a + 4a</u>    <u>+ 3  - 3</u>

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4 0
2 years ago
PLEASE HELP
VashaNatasha [74]

Answer:

8

Step-by-step explanation:

To one decimal place:

2 \sqrt{10}  = 6.3

10 \sqrt{2}  = 14.1

So there are eight integers between 2√10 and 10√2: 7, 8, 9, 10, 11, 12, 13, and 14.

3 0
1 year ago
Read 2 more answers
A ladder is leaning against a building. The
arlik [135]

Answer:α

=

71

°

:

explain:

From trigonometry we have:

cos

α

=

7

21

7

=

21

cos

(

α

)

and:

α

=

a

r

c

cos

(

7

21

)

=

70.5

≈

71

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3 0
3 years ago
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