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patriot [66]
3 years ago
11

Solve the system of equations. please help asap! i appreciate it!

Mathematics
2 answers:
dangina [55]3 years ago
8 0
The answer is b hope it helps
Natasha_Volkova [10]3 years ago
5 0

Answer:

B. (-1, 2) and (4,7)

Step-by-step explanation:

Solve for the first variable in one of the equations, then substitute the result into the other equation.

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How to write two and sixty three Hundredths in decimal form
Y_Kistochka [10]
2.063 or 2.63 I think
7 0
3 years ago
Which fraction is equivalent to negative 1/6?<br><br> 6/-1<br> -6/1<br> -6/-1<br> 1/-6
Anna71 [15]

Answer:

-1/-6

Step-by-step explanation:

1/6 is equivalent to-1/-6

7 0
3 years ago
What is the product of<br> 9/20 - 1/4
wlad13 [49]

Answer:

\frac{1}{5}

Step-by-step explanation:

\frac{9}{20} - \frac{1}{4}

Make sure they have a common denominator. To do so, you must find a number the both have in come. Here, the number they have in common is 20.

What times 4 equals 20? 5. Whatever you do to the denominator you must do to the numerator.

\frac{5}{5} × \frac{1}{4} = \frac{5}{20}

Now you have \frac{9}{20} - \frac{5}{20} = \frac{4}{20}

Then you can simplify \frac{4}{20} to \frac{1}{5} by dividing it by \frac{4}{4}

8 0
4 years ago
Brittany is a scientist.She is recording the number of cells in a dish.After each hour,the cell divides into four cells.The sequ
mart [117]

Answer:

4^n-1

Step-by-step explanation:

So given sequence is a geometric sequence where terms increase or decrease by a constant common ratio(r)

Formula to find terms in Geometric sequence is " ar^n-1 where a is first term , r is common ratio and n is number of items

In this case , first term (a) is 1 , common ratio(r) is succeeding term/preceding term = 4/1 = 4 and number of items be (n).

Applying "ar^n-1 " we get,

1*4^n-1 which is , 4^n-1

Thats the formula which represents the situation....

3 0
2 years ago
Can someone help me complete this
Anon25 [30]
I can explain first you have to figure out how much money he makes in each hour so for example if I had 2 hours and 20 dollars evenly each hour would probably be 10 dollars :) hope it helped
8 0
3 years ago
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