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just olya [345]
3 years ago
5

Due in 5 mins helpuhjj

Mathematics
1 answer:
jeka943 years ago
8 0

Answer:

n-5

Step-by-step explanation:

If n is the number, then the equation is n-5 because the number decreases by 5 each time.

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Find ordered pair that is solution for liner equation 4x - 5y=20
Nat2105 [25]

Answer:

(0,-4) (5,0)

Step-by-step explanation:

4x-5y=20

First, we must put the equation into slope intercept form: y= mx+b

5y=4x-20=y=4/5x-4

The y intercept, by definition, is b. In this scenario, b is -4.

One ordered pair that works is (0,-4).

Also, we can find the ordered pair for the x intercept. By definition, the x intercept is the value of x when y equals zero. hence, we substitute 0 for y and then we can find an ordered pair that works and solve for x!:

  1. 0=4/5(x)-4= 4=4/5x
  2. 4x=20
  3. x=5

Therefore, (5,0) works as well!

3 0
3 years ago
Five times the number subtracted from six is triple the number
alexira [117]
6-5x=3x
-5x-3=-6
-8=-6
x=-6/-8
= 3/4 or 0.75
7 0
3 years ago
The ratio of the number of text messages sent by Lucas to the number of text messages sent by his sister is 3 to 4. Lucas sent 1
vitfil [10]

Answer:

the answer is 24

Step-by-step explanation:

because if you do 18÷3, it equals 6. then you would do 6×4=24

7 0
3 years ago
How do you solve:<br> 4x +3y=8<br> 2x-18y=4
rosijanka [135]
Hey friend here is your answer

5 0
3 years ago
Tatenda takes t seconds to mow a square meter of lawn and Ciara takes c seconds to mow a square meter of lawn. Tatenda mows 700
bagirrra123 [75]

It is given to us that Tatenda takes t seconds to mow a square meter of lawn and Ciara takes c seconds to mow a square meter of lawn.

It is also given to us that Tatenda mows 700 square meters of lawn per week and Ciara mows 750 square meters of lawn per week.

Thus, if Tatenda mows 700 m^{2} in a week, then that means he took 700\times t seconds to complete the mowing.

Likewise, if Ciara mows 750 m^{2} in a week, then that means she took 700\times c seconds to complete the mowing.

7 0
3 years ago
Read 2 more answers
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