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motikmotik
4 years ago
14

Select two ratios that are equivalent to 27:9​

Mathematics
2 answers:
ehidna [41]4 years ago
7 0

Answer:

A and B

27:9 divided by 3 on both sides,

9:3 (B)

27:9 divided by 9 on both sides,

3:1 (A)

inessss [21]4 years ago
7 0

Answer:

a

Step-by-step explanation:

27:9

Divdie by 9

3:1

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8 0
3 years ago
Let r vary directly with s and inversely with t. Which equation represents this equation? Assume that a is a constant.
andrew11 [14]
\bf \qquad \qquad \textit{combined variation}
\\\\
\begin{array}{llll}
\textit{\underline{y} varies directly with \underline{x}}\\
\textit{and inversely with \underline{z}}
\end{array}\implies y=\cfrac{kx}{z}\impliedby 
\begin{array}{llll}
k=constant\ of\\
\qquad  variation
\end{array}\\\\
-------------------------------\\\\
\stackrel{\textit{\underline{r} varies directly with \underline{s} and inversely with \underline{t}}}{r=\cfrac{ks}{t}\qquad \textit{ and since a = k}\qquad  r=\cfrac{as}{t}}
7 0
3 years ago
1. -2x + 24 = 93. 2. 1.5x - 1.1 = 3.4​
Gnesinka [82]

Answer:

1.

- 2x + 24 = 93 \\ 2x - 24 =  - 93 \\ 2x =  - 69 \\ x =  - 34.5

2.

1.5x - 1.1 = 3.4 \\ 1.5x = 4.5 \\ x = 3

8 0
3 years ago
Read 2 more answers
Plz help me with this
Bumek [7]

Answer:   a) Horizontal Compression, Left 1, Up 2

<u>Step-by-step explanation:</u>

\sqrt{3x+3}+2\implies \sqrt{3(x+1)}+2\\\\\bullet \text{The 3 represents a horizontal compression by a factor of }\dfrac{1}{3}\\\\\bullet \text{The 1 under the square root represents a shift to the LEFT 1 unit}\\\\\bullet \text{The 2 outside of the square root represents a shift UP 2 unit}

3 0
3 years ago
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sleet_krkn [62]

Answer:

what is your question, i am happy to help

Step-by-step explanation:

5 0
3 years ago
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