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Softa [21]
3 years ago
13

Help please please help me I really really need help

Mathematics
1 answer:
tester [92]3 years ago
6 0

Answer:

(-3, -2)

Step-by-step explanation:

To find the solution of two functions, you need to know at which x and y value they are equal. So solve for x and y when 1/3x - 1 = 2x + 4

1/3x - 1 = 2x + 4

First, subtract 2x from both sides.

-5/3x - 1 = 4

Add one to both sides.

-5/3x = 5

Multiply both sides by the reciprocal of -5/3 (3/-5)

x = -3

Then, substitute x into one of the equations to get y.

1/3(-3) - 1

-1 - 1 = -2

So drag the dot to the point (-3, -2)

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How does the percent equation relate proportional quantities?​
Julli [10]

Answer:

Use cross product to determine if the two ratios form a proportion. Here we can see that 2/16 and 5/40 are proportions since their cross products are equal. Percent means hundredths or per hundred and is written with the symbol, %. Percent is a ratio were we compare numbers to 100 which means that 1% is 1/100.

Step-by-step explanation:

5 0
3 years ago
Which value of a in the exponential function below would cause the function to shrink? f(x) = a(three-halves) Superscript x Four
Natalka [10]

Answer:

Four-fifths

Step-by-step explanation:

As we know that

By multiplying the function by a constant, we may expand or shrink the function in the y-direction.

Now we have

y=a(b^{x})

if a> 1  > the function would enlarge

if 0< a < 1 > the function would shrinks

Now

For case A

a = \frac{4}{5}

0 < (\frac{4}{5} )< 1 ....... > the function would shrinks

For case B

a = \frac{5}{4}

(\frac{5}{4} )>1 .......> the function would enlarge

For case C

a = \frac{3}{2}

(\frac{3}{2} )>1 .........> the function would enlarge

For case D

a = \frac{7}{4}

(\frac{7}{4} )>1 .........> the function would enlarge

Therefore the second option is correct

5 0
3 years ago
Read 2 more answers
Circle the number that makes each equation true.
meriva
For the first one, the answer is -51

I'm sorry, but I don't know the answer for the second one. Either way, I hope this helped you.
3 0
3 years ago
What is 200.910 rounded to the nearest tenth?
Serga [27]
Because the tenth's place is one place to the right of the decimal, and the number 1 is less than five, the answer is 200.9
5 0
3 years ago
Which is the value of 1/4 of 1760??
Serga [27]

Hello,

1 760 * 1 / 4 = 440

Bye ;)

6 0
3 years ago
Read 2 more answers
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