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Zanzabum
3 years ago
14

-(-3x-5)=7x what is x​

Mathematics
2 answers:
Volgvan3 years ago
6 0

Answer: 5/4

Step-by-step explanation:

konstantin123 [22]3 years ago
5 0

Step-by-step explanation:

-(-3x-5)=7x

3x+5=7x

4x=5

x=5/4

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Solve one third divided by six equals blank by rewriting it as the multiplication equation one third times one sixth equals blan
creativ13 [48]

18 One ninth one eightinth six eighteenths answerAnswer:

it this but do it back wods

Step-by-step explanation:

5 0
3 years ago
Failing please please
Yuliya22 [10]

Answer:

A = 102m squared (Brainiest?)

Equation = b x h / 2

Step-by-step explanation:

A = (12 x 17) / 2

A = 204 / 2

A = 102m squared

5 0
3 years ago
Find an equation to show the population of growing bacteria
Oksanka [162]

Answer:

P=1,000(1.4)^t

Step-by-step explanation:

we know that

The equation of a exponential growth function is equal to

P=a(1+r)^t

where

P is the population

t is the time in years

a is the initial value

r is the rate of change

<u><em>Looking at the table</em></u>

For t=0

The value of P=1,000

so

substitute the value of the ordered pair (0,1,000) in the exponential equation

1,000=a(1+r)^0\\a=1,000

The initial value is a=1,000

substitute

P=1,000(1+r)^t

For t=1

The value of P=1,400

so

substitute the value of the ordered pair (1,1,400) in the exponential equation

1,400=1,000(1+r)^1\\r=1.4-1\\r=0.4\\r=40\%

therefore

The exponential equation is

P=1,000(1.4)^t

6 0
3 years ago
One number is 1/3 of another number. The sum of the two numbers is 8. Find the two numbers.
lilavasa [31]

Answer: 2, 6 are the numbers

Step-by-step explanation:

x and 8-x are the numbers, because they add to 8

x=(1/3)(8-x)

x=2-(1/3)x

(2/3)x=2

x=2

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Hope this helps!!!

6 0
3 years ago
Four more than the product of a number and 3 equals 7.
san4es73 [151]

The phrase you typed can be written in mathematical form using a replacement of "a number" with the letter "x" (for our unknown).

So we can translate in mathematical form as shown below:

"<em>four more than the product of a number and 3 equals 7</em>"

x * 3 + 4 = 7

and of course we can solve this equation by operating with thenumbers so as to isolate the unknown "x"on one side of the equal sign:

Subtract 4 from both sides:

x * 3 = 7 - 4

x * 3 = 3

Divide both sides by 3 (so as to eliminate the factor 3 multiplying x):

x = 3 / 3

x = 1

And our answer is that the unknown number is 1 (one).

7 0
2 years ago
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