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sashaice [31]
3 years ago
11

Helpppp pleaseeee xxxxx

Mathematics
1 answer:
ivolga24 [154]3 years ago
8 0

Answer:

b=7 b=26 b=25

Step-by-step explanation:

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Eric earns $15 per hour at his job. Write an equation that shows the
noname [10]

Answer:

15y=x

Step-by-step explanation:

8 0
3 years ago
Cut a piece of 4 3/4 inches wood how much is left if board cutting from is 8 inches long
Aliun [14]
8-4=4

4-(3/4)= 3.25 or 3 1/4
8 0
3 years ago
Help me plz plz!!!!!!!!!
Tems11 [23]

Answer:

Decimal form:

2.10526315789

Step-by-step explanation:

6 0
3 years ago
On a particular day, the wind added 4 miles per hour to Alfonso’s rate when he was cycling with the wind and subtracted 4 miles
Greeley [361]

d = r · t ⇒ t = d/r

going

t = 54/(r + 4)

coming

t = 30/(r - 4)

54/(r + 4) = 30/(r - 4) times are equal

54(r - 4) = 30(r + 4) product means/extremes

54r - 216 = 30r + 120 distribute

24r - 216 = 120 subtract 30r from both sides

24r = 336 add 216 to both sides

r = 14 divide both sides by 24

Alfonso bikes at 24 mph.

8 0
3 years ago
If y= 1/5 when x=3, find y when x=4, given that y varies directly with x
lisov135 [29]

Answer:

<h2>y =  \frac{4}{15}</h2>

Step-by-step explanation:

To find y when x=4, we must first find the relationship between them

The statement

y varies directly with x is written as

<h3>y  \:  \:  \:  \alpha  \: \:   \: kx</h3>

where k is the constant of proportionality

From the question

when y = 1/5

x = 3

Substitute the values into the above formula and solve

That's

<h3>\frac{1}{5}  = 3k \\ 15k = 1 \\ k =  \frac{1}{15}</h3>

So the formula for the variation is

<h3>y =  \frac{x}{15}</h3>

From the question

when x = 4

<h3>y =  \frac{4}{15}</h3>

Hope this helps you

5 0
3 years ago
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