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Biblioteka

P2.4: Creating and Solving Systems of Inequalities

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Posljednje ažuriranje over 4 years ago
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Pitanje 1
1.

Match the symbols to the words.

  • >

  • solid line, shaded below

  • dashed line, shaded above

  • <

  • >

  • <

  • dashed line, shaded below

  • solid line, shaded above

  • greater than

  • greater than or equal to

  • less than

  • less than or equal to

Pitanje 2
2.

Which points are solutions to the system? Check all that apply.

x+2y > -12

y < 6x+7

Pitanje 3
3.

Which points are solutions to the system? Check all that apply.

2x - 5y < -20

x > -3

Pitanje 4
4.

Which points are solutions to the system? Check all that apply.

x-y > 4

x+5y < 0

Pitanje 5
5.

Which points are solutions to the system? Check all that apply.

8x-4y > -28

6y > 12x-36

Brandon shops at Old Navy during a sale. Shorts are $16 each and shirts are $10 each. He has $100 to spend and wants at least 2 shorts.

Let x be shorts and y be shirts.

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Pitanje 6
6.

Write an inequality in standard form to represent Brandon's budget.

1
Pitanje 7
7.

Which combinations can Brandon buy?

Dani is buying apples and oranges for a charity door prize. Apples cost $0.24 each and oranges cost $0.80 each. She has $12 to spend and wants at least 20 pieces of fruit total.

Let x be the # of apples, y be the # of oranges.

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Pitanje 8
8.

Write an inequality in standard form to represent Dani's budget.

Use 2 decimal places, no spaces or $.

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Pitanje 9
9.

Write an inequality in standard form to represent the total number of fruit.

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Pitanje 11
11.

What situation would create no solution for a system of two inequalities?

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Pitanje 12
12.

Review:

Write the equation for the line to the left in slope-intercept form. Use fractions rather than decimals. No spaces.

Pitanje 13
13.
Pitanje 14
14.
Pitanje 10
10.

Which of the following are possible combinations of apples and oranges that Darcy can buy?