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vesna_86 [32]
3 years ago
15

Translate this word phrase into a variable expression. 25 decreased by the sum of 6 and a number

Mathematics
2 answers:
Elena-2011 [213]3 years ago
6 0
6x-25 six and a number(x) decreased by 25

zimovet [89]3 years ago
6 0
Easy, 

just go slowly

25 decreased

25-

by the SUM of 6 and a number

(6+x)

25-(6+x)

This is your equation. 25-(6+x)

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Sarah spends a total of $60. Based on the information in the table, how many people attended the craft demonstration?
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Graph the line that represents a proportional relationship between yyy and xxx where the unit rate of change of yyy with respect
My name is Ann [436]

Answer:

y=\frac{4}{3}x

The graph in the attached figure

Step-by-step explanation:

we know that

A relationship between two variables, x, and y, represent a proportional variation if it can be expressed in the form y/x=k or y=kx

In a proportional relationship the constant of proportionality k is equal to the slope m or unit rate of the line and the line passes through the origin

so

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k=\frac{4}{3}

substitute

y=\frac{4}{3}x

using a graphing tool

The graph in the attached figure

3 0
3 years ago
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Sunny_sXe [5.5K]

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number 1. answer 3x+6

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3 0
3 years ago
Can someone help me find the midpoint?
ioda

Answer:

(6,-2.5)

Step-by-step explanation:

The formula for the midpoint between two points is:

(\frac{x_{1} + x_{2}}{2},\frac{y_{1}+y_{2}}{2})

Now we substitute

We have than (9, -1) is (x_{1}, y_{1}) and (3, - 4) is (x_{2}, y_{2})

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(\frac{(9) + (3)}{2},\frac{(-1)+(-4)}{2})\\\\(-1) + (-4) = -5\\9 + 3 = 12\\

So, we have:

(\frac{12}{2}, \frac{-5}{2})\\\\12 / 2 = 6\\-5 / 2 = -2.5\\\\(6, -2.5)

<h2>(6,-2.5)</h2><h2 />

I can do a graphic explanation if you want.

6 0
3 years ago
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