3 years ago

The variables Y and X have a proportional relationship andY equals 15 when x=3. What is the value of X when Y =4?

Mathematics

1 answer:

telo118 [61]3 years ago

7 0

Answer:

4/5 or 0.8

Step-by-step explanation:

y and x is directly proportional so when one increases the other also increases

the scale factor is 15/3 equals 5

so y is 4, x times 5 equals 4, which we rearrange to give 4/5 or 0.8

You might be interested in

The sequence below shows the total number of days Francisco had used his

drek231 [11]

1 week because ye. 47

3 0

2 years ago

I really need help!!!!

vivado [14]

In this situation, choose length and width such that 12.75=l*w. writing it as a mixed number you have 51/4=sqrt51/2*sqrt51/2 or any other combination you can use.

8 0

2 years ago

- ( x - 1 ) = -4x - 2

7nadin3 [17]

Answer:

x=-1

Step-by-step explanation:

1. Remove the parenthesis

-x + 1 = -4x - 2

2. Get x alone

-x + 1 = -4x - 2

+1x +1x

1=-3x - 2

+2 +2

3=-3x -3x/-3= x 3/-3 = -1

x=-1

3 0

2 years ago

there are 60 boys and 72 girls in a school. the principle wants to divide the students into gender-specific groups ( all boys or

Tamiku [17]

Hello there,
You want to split them into gender specific groups.
So...
Find the HCF(highest common factor) of 60 & 72
The answer will be shown in the picture
I have done 2 methods :))

7 0

3 years ago

-3-2(2x-3) simplified

ddd [48]

First Distribute, then subtract and you’ll get -4x+3

6 0

2 years ago