2 years ago

Let x be the number of boys in a family of 4 children. Determine the values of the variable x. please answer.

Mathematics

1 answer:

Morgarella [4.7K]2 years ago

3 0

There could be 1,2,3,4, or 5

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Please I need help asap

andrey2020 [161]

Answer:

Option D

Step-by-step explanation:

$\frac{2}{3}x=\frac{12}{5}$

$x=(\frac{12}{5} )(\frac{3}{2} )=\frac{36}{10} =\frac{18}{5} =3\frac{3}{5}$

Hope this helps

6 0

1 year ago

Shelly has a roll of fabric and decides to make some scarves for her friends. The roll contains 623

swat32

Total length of the fabric is $6\frac{2}{3} =\frac{20}{3}$

We need to find the number of scarves can she make if she needs 5/6 of a yard for each scarf.

Let she needs x scarves. So, ATQ

Hence, she can make 8 scarves.

5 0

2 years ago

9×(30+7)=(9×___)+(9×7)

natta225 [31]

The blank is 30

the property there using is distributive property.

8 0

3 years ago

1. What is the value of x? Show all of your work.

pishuonlain [190]

Pythagorean Theorem: A^2 + B^2 = C^2
We know A and C, let's find B by doing it backwards 

C^2 - A^2 = B^2 
4^2 - 7 (square root of 7 squared is just 7) = B^2 
16 - 7 = B^2 
9 = B^2

4 0

2 years ago

To get to a dog show, Mr. Luna first drives 7 miles west from his home and then 3 miles north. Next, he turns east and drives 11

umka21 [38]

All the other stuff, east/west, doesn't matter.

He drives 3 miles north, then later on he drives 4 more miles north:
3 + 4 = 7

The dog show is 7 miles north of his home.

6 0

3 years ago