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Lyrx [107]
3 years ago
13

Jess jogs at a rate of 6 miles per hour. The next time she jogs she increases her speed to a rate of 7 mile per hour. How long w

ill it take her to jog 6 miles.
Mathematics
1 answer:
Arada [10]3 years ago
8 0

Answer:

0.86 hour

Step-by-step explanation:

Jess jogs at a rate of 6 miles per hour.

The next time she jogs she increases her speed to a rate of 7 mile per hour.

The new rate of Jess's jogging is 7 miles per hour

How long will it take her to jog 6 miles?

Hence:

7 miles = 1 hour

6 miles = x hours

Cross Multiply

7 × x = 6 × 1

x = 6/7

x = 0.8571428571 hour

Approximately = 0.86 hour

It will take Jess 0.86 hour to jog for 6 miles

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Vaselesa [24]

Answer:

B) 5.7 × 107 = 609.9

Step-by-step explanation:

A) 604.2

B) 609.9

C) 537.42

D) 542.49

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3 years ago
Help! what is 302938*4043
bonufazy [111]

Answer:

1,224,778,334

Step-by-step explanation:

302938 \times 4043

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Hope it helps you!!

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2 years ago
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Find the Product and Combine similar terms.<br>1. -1(7+4b) =<br>2. x(x²–2xy+y²) =<br>3. -5x(-3+x) =​
sergejj [24]
-1(7+4b) - distribute the -1 to the expression
(-1 * 7) + (-1 * 4b) — ( + and - = - )when it is multiplied
= -7 - 4b — there is no like term to added to subtracted so it will stay as like

x(x^2 - 2xy+y^2) distribute x to all
= x(x^2) - x(2xy) + x(y^2)
= x^3 - 2x^2y + xy^2 in multiplication exponent add to similar variable
No like term to connect

-5x(-3+x)
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3 0
2 years ago
-3y+1/3=-5/6y-5/2 what does y equal
kotykmax [81]

Answer:

17/13

Step-by-step explanation:

- 3y +  \frac{1}{3}  =  -  \frac{5}{6}y -  \frac{5}{2}  \\  -  \frac{18}{6}y  +  \frac{2}{6}  =  -  \frac{5}{6} y -  \frac{15}{6}  \\   \frac{2}{6}  +  \frac{15}{6}  =  -  \frac{5}{6} y +  \frac{18}{6} y \\  \frac{17}{6}  =  \frac{13}{6} y \\  \frac{6}{13}  \times  \frac{17}{6}  = y \\  \frac{17}{13}  = y

8 0
3 years ago
Your basketball team scored 4 fewer than twice as many points, x, as the other team. a. Write an expression for the number of po
velikii [3]

Answer:

A) p = 2x - 4  for the expression. B) Your team scored 44 points.

Step-by-step explanation:

Let <u>P</u> represent the points your team made.

Since the question says "Your basketball team scored 4 fewer than twice as many points as the other team." this is how I came up with the expression.

p = 2x - 4 ( our points = 2 times more then the other teams points minus 4.

Using this expression and the given information that the other team made 24 points, I solved B.

44 = 2(24) - 4.

3 0
3 years ago
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