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Ganezh [65]
2 years ago
13

Solve for x. X/5-7=4​

Mathematics
1 answer:
hjlf2 years ago
7 0

Answer:

x = 55

Step-by-step explanation:

\frac{x}{5}  - 7 = 4 \\  =  > \frac{x}{5}  = 4 + 7 \\  =  >  \frac{x}{5}  = 11 \\  =  >  x = 11 \times 5 \\  =  > x = 55

Hope it helps.

Don't forget to click the Brainliest button if you like my answer.

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The average speed of a car on a stretch of interstate is 70 miles per hour. Convert this rate to feet per second.
polet [3.4K]

Answer:

<h3>102. 66 feet / Second</h3>

Step-by-step explanation:

To do conversion change miles into feet and hour into second.

One foot is 5280 feet

And an hour is 3600sec

70 miles / Hour

70 * 5280feet / 3600 second

369600 feet / 3600seconds

Then simplify

102. 66 feet / Second

6 0
1 year ago
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What is the answer to 3 1/2 - 2 1/8
DerKrebs [107]

Answer:

Exact form:\\\frac{11}{8} \\Decimal form:\\1.375\\Mixed number form:\\1\frac{3}{8}

Step-by-step explanation:

hope this helps

4 0
3 years ago
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Multiply. Write your answer as a fraction in simplest form 9/10 x 2/3
Oduvanchick [21]

Answer:

3/5

Step-by-step explanation:

9/10 and 2/3 can cross cancel

3 goes into 9, 3 times

2 goes into 10, 5 times

they both go into themselves once

our new fractions are 3/5 and 1/1 which equals 3/5

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3 years ago
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Jennifer is shopping with her mother. They pay $2 per pound of tomatoes.
elena-14-01-66 [18.8K]

Answer:

The constant of proportionality is 2

The equation is y=2x

Step-by-step explanation:

The unit price or unit rate is $2

Let y represent the price of tomatoes, then the price of x tomatoes is

y=2x dollars.

This represents a direct variation.

This equation is of the form y=kx, where k=2 is the constant of proportionality.

4 0
3 years ago
How many solutions does the equation 3n + 5 (n-4) = 9n -5 have
Tju [1.3M]

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<h3>Hope This Helps</h3>

8 0
2 years ago
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