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STALIN [3.7K]
3 years ago
15

Hhhhhhheeelllppppp asap

Mathematics
1 answer:
Basile [38]3 years ago
8 0

It may be 6, 30 if not sorry I tried my bestto help

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A jar contains n nickels and d dimes there are 30 coins in the jar and the total value of the coins is $2.10 Set up and solve a
Gekata [30.6K]

Answer:

12 dimes and 18 nickels

Step-by-step explanation:

Equations given by word problem:

n + d = 30

0.05n + 0.1d= 2.10

How I solved them:

d= 30 - n

0.05n + 0.1(30 - n)= 2.10

0.05n + 3 - 0.1n= 2.10

-0.05n= -.09

Divide both sides by -0.05

n= 18

18 + d = 30

d= 12

8 0
3 years ago
Read 2 more answers
(05.05)
Bas_tet [7]

Answer:

5

Step-by-step explanation:

The initial value is when x=0

When x=0, y =5

The initial value is 5

3 0
2 years ago
Pls help!!
AleksAgata [21]

Answer:

11.25

Step-by-step explanation:

15x3/4=45/4=11.25pounds

8 0
3 years ago
80km is 9% of what distance?
seropon [69]

Answer:

  888.89 km

Step-by-step explanation:

Write the given question as an equation and solve.

  80 km = 0.09 × (what distance)

  (80 km)/0.09 = what distance . . . . . divide by the coefficient of the variable

  888.89 km ≈ what distance

80 km is 9% of 888.89 km

3 0
2 years ago
Write 8.62 in word form.
borishaifa [10]
Eight point six two is the answer
7 0
3 years ago
Read 2 more answers
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