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Stels [109]
3 years ago
8

1. 800 tickets were sold for a Rock Music

Mathematics
1 answer:
serg [7]3 years ago
4 0

I will set it up for you only.

Let a = adult tickets

Let s = student tickets

Here is your system of equations:

a + s = 800

12a + 8s = 7500

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How many combinations of pennies (1 cent), nickels (5 cents) and/or dimes (10 cents) are there with a total value of 25 cents?
Dmitriy789 [7]
Hello ,
there are 12 combinations

 num           x             y             z
 1             0             1             2
 2             0             3             1
 3             0             5             0
 4             5             0             2
 5             5             2             1
 6             5             4             0
 7             10            1             1
 8             10            3             0
 9             15            0             1
 10            15            2             0
 11            20            1             0
 12            25            0             0

 



DIM x AS INTEGER, y AS INTEGER, z AS INTEGER, k AS INTEGER
'OPEN "c:\nosdevoirs\monnaie.sol" FOR OUTPUT AS #1
k = 0
FOR x = 0 TO 25
    FOR y = 0 TO 5
        FOR z = 0 TO 3
            IF x + 5 * y + 10 * z = 25 THEN
                k = k + 1
                PRINT k, x, y, z
'                PRINT #1, k, x, y, z

            END IF
        NEXT z
    NEXT y
NEXT x
'CLOSE #1
END


7 0
3 years ago
Gustav needed to bake at least 252 cookies for the luncheon. He baked 8 batches of peanut butter cookies with 12 cookies in each
spin [16.1K]

Answer:

He made 10.4 batches of chocalate chip cookies.

He made 156 chocalate chip cookies and 96 peanut butter cookies.

Step-by-step explanation:

Sense there's a total of 252 cookies you would subtract the 96 cookies from 252 to get 156 then divide it by 15 to get 10.4 which is how much batches he made of chocalate chip cookies.

Tasty!    

6 0
3 years ago
Read 2 more answers
Simplify (2x – 2y)(2y + 8) = ?
Gnoma [55]
(2x - 2y)(2y + 8)
2x(2y+ 8) - 2y(2y + 8)
2x(2y) + 2x(8) - 2y(2y) - 2y(8)
4xy + 16x - 4y^2 - 16y

The answer is B.
4 0
3 years ago
What is equivalent to (3-2i)^2
amm1812

Answer:

13

Step-by-step explanation:

(3-2i)^2 =

9-4i^2 =

9-4(-1) =

9+4 = 13

3 0
3 years ago
3(0.5x-4)=3/2x-1.2 plz answerrr
natita [175]

Answer:

NO solution, this statement is not true.

Step-by-step explanation:

Distribute

1.5x-12=3/2x-1.2

Combine Like terms

1.5x=3/2x+10.8

Combine like terms

0=10.8

NO solution! 0 is NOT equal to 10.8!

6 0
3 years ago
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