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sesenic [268]
2 years ago
11

PLEASE HELP ASAP NUMBER 8 AND 9 SHOW WORK AND I WILL GIVE BRAINLIEST

Mathematics
1 answer:
nasty-shy [4]2 years ago
4 0

Answer:

question 8

Step-by-step explanation:

y = 4

2x + 3y = 22

put y = 4 into equation 2

2x + 3 ( 4) = 22

2x + 12 = 22

2x = 22 - 12

2x = 10

x = 5

therefore x = 5 and y = 4

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Need help with this
harina [27]

Answer:

Qu. 8 = A (50) = 25w  as 125w x 125l = Area ; this because perimeter 500ft would always be a 3:5 ratio to the larger area. Therefore perimeter is 125+125 +125 +125 and = 500ft. However we can prove if 125 is any length or width then A(50)= 1/5 = 25   Qu 9)= I think last 2 are a function. Qu 10) Answer B is correct.

Step-by-step explanation:

5 0
3 years ago
410 miles on 20 gallons of gas 75 gallons of gas What is the cars gas mileage
Setler79 [48]
410/20 * 75 = 1537.5 miles.
5 0
3 years ago
Evaluate the expression 21 ÷ 3 + 8 − 4.<br><br> A) 19<br><br> B) 17<br><br> C) 15<br><br> D) 11
nirvana33 [79]

Answer:

D

Step-by-step explanation:

We will use the order of operations to evaluate the expression.

From left to right , Multiplication/Division followed by Addition/Subtraction.

21 / 3 + 8 - 4

= 7 + 8 - 4

= 15 - 4

= 11

Therefore, the answer is D

5 0
2 years ago
Read 2 more answers
The United States Census collects data on many variables about individuals and households.
Mrrafil [7]

Answer:

Years living in the U.S.

How many adults are registered to vote in the upcoming election?

Number of adults over 18

Number of minors in the household

Number of family members residing at the address

Zip code

Step-by-step explanation:

Given the following :

Select the variables which are quantitative :

Quantitative variables may be explained as those variables which are represented numerically or possess numerical attributes. The are usually expressed in numbers. Quantitative variables in the options below are those which will take Numeric inputs.

Years living in the U.S. = quantitative

How many adults are registered to vote in the upcoming election? = quantitative

Number of adults over 18. = quantitative

Number of minors in the household = quantitative

Family role of respondent = not quantitative

Number of family members residing at the address = quantitative

Ethnicity = Not quantitative

Zip code = quantitative

6 0
3 years ago
A farmer collected 12 dozen eggs from her chickens. She sold 5/6 of the eggs at the farmers' market, and gave the rest to friend
KATRIN_1 [288]
She gave them 24 dozens. To answer, you multiply 12x12 which equals 144. Then divide that by 6 and you get 24
5 0
3 years ago
Read 2 more answers
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