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exis [7]
3 years ago
10

Applications of systems of equations

Mathematics
1 answer:
ycow [4]3 years ago
4 0
If m= mc questions and t= t/f questionst=125-m, 8(125-m)+14m=1300, 1000-8m+14m=1300 ,
\left \{ {{t+m=125} \atop {8t+14m=1300}} \right. ,
6m=300 ,
m=50 , t=75
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(-11r+14+9r^3) + (3-8r^5+14r^3)
murzikaleks [220]
-8r^5+23r^3-11r+17

Wasn’t Sure What It Was Asking So Hopefully That Works For You
3 0
4 years ago
Ok so this is a question Im too dum to answer, please help :(
Margaret [11]

Answer:

6z^3 + 4z^2 + 5

Step-by-step explanation:

Combine like terms from each side of the expression.

(4z^3 + 2z^3) + (3z^2 + z^2) + (8 - 3)

6z^3 + 4z^2 + 5

5 0
3 years ago
What is the inverse of the function below?
timama [110]

Answer:

Step-by-step explanation:

The correct answer is A

8 0
4 years ago
I’m being annoying sorry but if 21/35 people walk to school what my percent. Sorry for being so annoying I just don’t get it
Yakvenalex [24]
21/35 is 0.6 so it’s 60%
3 0
4 years ago
Magen has $1.10 in dimes nickels,and pennies. She has three times as many nickels pas pennies and the number of dimes is two les
Novosadov [1.4K]
We define the variables:
 x = dimes
 y = nickels
 z = pennies
 We write the system of equations:
 0.1x + 0.05y + 0.01z = 1.10
 y = 3z
 x = z-2
 Solving the system of equations we have:
 x = 3
 y = 15
 z = 5
 Answer:
 The number of nickels and pennies is:
 nickels = 15
 pennies = 5
7 0
3 years ago
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