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lozanna [386]
2 years ago
7

If 6 bottles of perfect water weigh a total of 4 kilograms, what is the weight of 9 bottles?

Mathematics
2 answers:
salantis [7]2 years ago
8 0
It would be 6 kilograms.

Darya [45]2 years ago
8 0
Set us a proportion. 6/9=4/x. 6/9 is equal to 2/3. Multiply both the numerator and denominator by two to get an equivalent fraction with 4 as the numerator. 3x2=6, so 6 kg
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Find the equation of the line passing through the points (6,3) and (-4,3)<br> Y=
Molodets [167]

{ \qquad\qquad\huge\underline{{\sf Answer}}}

Equation of line passing through given points :

Let's proceed with two point form ~

\qquad \sf  \dashrightarrow \: y - y1 =  \cfrac{y2 - y1}{x2 - x1} (x - x1)

Assume :

\qquad \sf  \dashrightarrow \: y - 3=  \cfrac{3 - 3}{ - 4 - 6} (x - 6)

\qquad \sf  \dashrightarrow \: y - 3=  \cfrac{0}{ - 10} (x - 6)

\qquad \sf  \dashrightarrow \: y - 3 = 0

\qquad \sf  \dashrightarrow \: y = 3

So, the equation of required line is : y = 3 ~

5 0
1 year ago
The scale on a drawing is 1 cm = 4.5 meters. If the length of the drawing is 6.2 cm, what is the actual length in meters?
Nataly [62]

Answer:

I think the awnser is 27.9

Step-by-step explanation:

4.5*6.2=27.9

7 0
2 years ago
60 + 7.20 + 7.80 please math is so dumb ​
Alja [10]
75
60+7.20= 67.20
67.20+7.80= 75
6 0
3 years ago
I need help yall. Brainliest for the first person who actually shows their work.<br> 30 pts btw
Oliga [24]

Answer:

1. 24.36

2. Do the same thing (follow the steps in the picture)

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
Solve using square root method
avanturin [10]
\frac{1}{2}(x+5)^2 + 9 = -15

\frac{(x+5)^2+18}{2} =  \frac{-30}{2}

Cancel out the denominators.

(x+5)² + 18 = -30

(x+5)² = -30 - 18

(x+5)² = -48

The equation is impossible, we have a negative number.

There isn't a number that squared gives a negative number (the square is always positive).

√(x+5)² = +/- √-48

x+5 = +/- √-48

IMPOSSIBLE

You can write the result in imaginary numbers

x+5=+/- 4i√3
6 0
2 years ago
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