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notsponge [240]
2 years ago
13

NEED HELP ASAPPPPPPPPPPPOP

Mathematics
1 answer:
DedPeter [7]2 years ago
7 0

Answer:

  1. x - 5y = -5; x -5y = 35
  2. there are no solutions, the lines are parallel so do not intersect

Step-by-step explanation:

<h3>1.</h3>

We judge the x-intercept to be about 5 times as far from the origin as the y-intercept is. If we take the y-intercept of the blue line to be +1, then the equation of that line can be x -5y = -5. The y-intercept of the black line appears to be about 7 times as far from the origin as for the blue line, so the constant will be multiplied by -7: x -5y = 35.

The two equations in the system of equations could be ...

  • x -5y = -5
  • x -5y = 35

__

<h3>2.</h3>

We have assumed the two lines are parallel, so they will not intersect. A point of intersection would be a solution to the system. The system of equations will have no solutions.

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Can some body help me for this problem, and thanks for the help
gulaghasi [49]

The exponent is greater than 1 so it is exponential growth, 500 in the equation represents the initial value, and the growth rate in the second equation is 6%.

<h3>What is exponential decay?</h3>

During exponential decay, a quantity falls slowly at first before rapidly decreasing. The exponential decay formula is used to calculate population decline and can also be used to calculate half-life.

We have an exponential function:

\rm  b_1(t) = 500(1.6)^t

a) As the base of the exponent is greater than 1 so it is exponential growth.

b) 500 in the equation represents the initial value.

c) We have another exponential equation:

\rm  b_2(t) = 800(1.6)^t

For exponentikal gropwth:

1 + r = 1.6

r = 0.6 or

r = 6%

In the equation:

\rm  b_1(t) = 500(1.6)^t

The number of bacteria initially was 500 and from the second the number of bacteria initially was 800.

Thus, the exponent is greater than 1 so it is exponential growth, 500 in the equation represents the initial value, and the growth rate in the second equation is 6%.

Learn more about exponential decay here:

brainly.com/question/14355665

#SPJ1

5 0
2 years ago
HELP ME!!!!!!!!!!!!!!!!!!!!!!!!!!1
erastovalidia [21]

i don't really know the answer to that but if you stick to it you will increase you're knowledge. good luck!

5 0
4 years ago
Read 2 more answers
What is the tangent of angle P?<br> 12/13<br> 5/13<br> 12/5<br> 5/12
scoundrel [369]
Tangent is opposite side/ adjacent side
TanP = 5/12 
Hope it helped!
3 0
4 years ago
The whole sales price for a chair is $165. A certain furniture store marks up the wholesalers price by 15%. Find the price of th
vichka [17]

Answer:

$189.75

Step-by-step explanation:

Whenever you want to find the percent of something, you need to turn the percent into a decimal. In this case, we need to find 115% of the wholesale price because there is a markup, so the cost will be higher.

115% as a decimal is 1.15. Here is how the equation will be set up:

$165 • 1.15 = $189.75

No rounding is necessary for this problem because it is already to the nearest cent.

4 0
3 years ago
Jenny scored a 23/28 on her math test. Tess scored a 81 percent. Who
ivanzaharov [21]

Answer:

tess

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
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