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xz_007 [3.2K]
3 years ago
14

Student tickets to the home coming game costs $5 each. General admission tickets cost $8 each. So far, 150 tickets have been sol

d. $900 has been collected.
1. Write a system of equations for this model in standard form.
2. What is the solution to the system?
3. Is (180,-30) a solution? Explain.
Mathematics
1 answer:
irina [24]3 years ago
6 0
1. Equation #1: <span>g+s=150 
Equation #2: </span><span>8g +5s = 900 

2. Solution to the system: 
</span>G = 150 – s 
<span>8(150-s)+5s=900 </span>
<span>1200-8s+5s=900 </span>
<span>-900 -900 </span>
<span>300/3-3s/3 
</span>
3. Idk about this one...
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Anton borrowed $460 for a new bicycle. He made 9 monthly payments to repay the loan. He paid $60 interest. What is his simple in
gayaneshka [121]

Answer:

17.4% per annum

Step-by-step explanation:

calculate the amount that he would have paid in 12months,. if 9months=60 what about 12months,then take 80/460multiply by100%=17.4

8 0
3 years ago
Read 2 more answers
Solve the following system of equations for all three variables/Solve for X, Y and Z
Scorpion4ik [409]

Answer:

- x + 5y - 10z =  - 8 \\ 2x - y + 10z = 6 \\ \\ add \: (1) \: and \: (2)  \\  x + 4y =  - 2 \: (4) \\ add \: (2) \: and \: (3)  \\ 2x - y + 10z = 6 \\  - 7x - 3y - 10z = 4 \\  - 5x - 4y = 10 \: (5) \\ add \: (4) \: and \: (5) \\  - 4x = 8 \\  \therefore \: x =  - 2 \\ sub \: x \: in \: (4)\\ \:  - 2 + 4y =  - 2 \\ \therefore \: y = 0 \\ sub \: x \: and \: y \: in \: (3) \\ 2( - 2) - (0) + 10z = 6 \\  \therefore \: z = 1

You may also use matrices to solve this problem that would be much faster...

7 0
3 years ago
What is the answer of this problem
Goshia [24]

second answer to the left


3 0
3 years ago
Answer FAST! This is a HARD question! Good luck
8_murik_8 [283]

Answer:

6

Step-by-step explanation:

bruh is it that hard

at least means including 1/2

how many ticks does 1/2 and higher have?

<em><u>6</u></em>

8 0
3 years ago
How do we convert 5.25 into a decimal n plz show how
Dimas [21]

5.25

%

Convert the percentage to a fraction by placing the expression over

100

100

. Percentage means 'out of

100

100

'.

5.25

100

5.25

100

Convert the decimal number to a fraction by shifting the decimal point in both the numerator and denominator. Since there are

2

2

numbers to the right of the decimal point, move the decimal point

2

2

places to the right.

525

10000

525

10000

Reduce the expression by cancelling the common factors.

Factor

25

25

out of

10000

10000

.

25

⋅

21

25

⋅

400

25

⋅

21

25

⋅

400

Cancel the common factor.

25

⋅

21

25

⋅

400

25

⋅

21

25

⋅

400

Rewrite the expression.

21

400

21

400

Convert the fraction to a decimal by dividing the numerator by the denominator.

0.0525

0.0525

Hope that help! :)

5 0
3 years ago
Read 2 more answers
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